经常玩手机UC浏览器的用户应该看到过建筑升起降落效果,这里模仿下
仿UC浏览器错误页面建筑升起降落效果
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title></title> <style> @charset "UTF-8"; body { margin: 0; font-family: 'microsoft yahei',Arial,sans-serif; } #world { width: 100%; height: 100%; position: fixed; background-color: #fcc6ff; *zoom: 1; filter: progid:DXImageTransform.Microsoft.gradient(gradientType=0, startColorstr='#FFFCC6FF', endColorstr='#FFBCE1FF'); background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PGxpbmVhckdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJvYmplY3RCb3VuZGluZ0JveCIgeDE9IjAuNSIgeTE9IjAuMCIgeDI9IjAuNSIgeTI9IjEuMCI+PHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iI2ZjYzZmZiIvPjxzdG9wIG9mZnNldD0iOTklIiBzdG9wLWNvbG9yPSIjYmNlMWZmIi8+PC9saW5lYXJHcmFkaWVudD48L2RlZnM+PHJlY3QgeD0iMCIgeT0iMCIgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0idXJsKCNncmFkKSIgLz48L3N2Zz4g'); background-size: 100%; background-image: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(0%, #fcc6ff), color-stop(99%, #bce1ff)); background-image: -moz-linear-gradient(top, #fcc6ff 0%, #bce1ff 99%); background-image: -webkit-linear-gradient(top, #fcc6ff 0%, #bce1ff 99%); background-image: linear-gradient(to bottom, #fcc6ff 0%, #bce1ff 99%); -moz-transition: background-image 5s ease-in-out; -o-transition: background-image 5s ease-in-out; -webkit-transition: background-image 5s ease-in-out; transition: background-image 5s ease-in-out; display: -webkit-flex; display: flex; display: -ms-flexbox; -webkit-flex-direction: column; flex-direction: column; -ms-flex-direction: column; -webkit-align-items: center; align-items: center; -ms-align-items: center; -webkit-justify-content: center; justify-content: center; -ms-justify-content: center; text-align: center; } #world:before { position: absolute; top: 0px; left: 0px; content: ''; width: 100%; height: 100%; opacity: 1; -moz-transition: opacity 3s ease-in-out; -o-transition: opacity 3s ease-in-out; -webkit-transition: opacity 3s ease-in-out; transition: opacity 3s ease-in-out; background-color: #004691; *zoom: 1; filter: progid:DXImageTransform.Microsoft.gradient(gradientType=0, startColorstr='#FF004691', endColorstr='#FF050056'); background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PGxpbmVhckdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJvYmplY3RCb3VuZGluZ0JveCIgeDE9IjAuNSIgeTE9IjAuMCIgeDI9IjAuNSIgeTI9IjEuMCI+PHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iIzAwNDY5MSIvPjxzdG9wIG9mZnNldD0iMTAwJSIgc3RvcC1jb2xvcj0iIzA1MDA1NiIvPjwvbGluZWFyR3JhZGllbnQ+PC9kZWZzPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZ3JhZCkiIC8+PC9zdmc+IA=='); background-size: 100%; background-image: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(0%, #004691), color-stop(100%, #050056)); background-image: -moz-linear-gradient(top, #004691 0%, #050056 100%); background-image: -webkit-linear-gradient(top, #004691 0%, #050056 100%); background-image: linear-gradient(to bottom, #004691 0%, #050056 100%); } h1 { position: relative; font-family: 'microsoft yahei',Arial,sans-serif; color: #88A; margin: 1em 0; } #sunmoon { position: relative; display: block; top: 120px; -moz-transition: -moz-transform 2s ease-in-out; -o-transition: -o-transform 2s ease-in-out; -webkit-transition: -webkit-transform 2s ease-in-out; transition: transform 2s ease-in-out; -moz-transform-origin: 0 -60px 50%; -ms-transform-origin: 0 -60px 50%; -webkit-transform-origin: 0 -60px 50%; transform-origin: 0 -60px 50%; -moz-transform: rotateZ(0deg); -ms-transform: rotateZ(0deg); -webkit-transform: rotateZ(0deg); transform: rotateZ(0deg); } #sunmoon::before, #sunmoon::after { display: block; border-radius: 60px; content: ' '; position: absolute; background: #FFF; width: 120px; height: 120px; } #sunmoon::before { top: -270px; left: -30px; background: none; box-shadow: 30px 30px 0 0 #FFF; } #sunmoon::after { top: 240px; } .sunmoon:checked ~ #world::before { opacity: 0; } .sunmoon:checked ~ #world #sunmoon { -moz-transform: rotateZ(180deg) translateY(-120px); -ms-transform: rotateZ(180deg) translateY(-120px); -webkit-transform: rotateZ(180deg) translateY(-120px); transform: rotateZ(180deg) translateY(-120px); } .sunmoon:not(:checked) ~ #world #sunmoon { -moz-transform: rotateZ(0deg) translateY(0px); -ms-transform: rotateZ(0deg) translateY(0px); -webkit-transform: rotateZ(0deg) translateY(0px); transform: rotateZ(0deg) translateY(0px); } .tower-1:checked ~ #world #towers .tower.north-west { opacity: 0.5; } #towers { -moz-transform: scale(1, 0.7); -ms-transform: scale(1, 0.7); -webkit-transform: scale(1, 0.7); transform: scale(1, 0.7); width: 600px; height: 360px; position: relative; } .tower { width: 60px; height: 60px; position: absolute; } .tower::after, .tower::before { content: ''; display: block; position: absolute; width: 32px; height: 360px; } .tower::after { left: 30px; top: 60px; -moz-transform-origin: 0px 0px; -ms-transform-origin: 0px 0px; -webkit-transform-origin: 0px 0px; transform-origin: 0px 0px; -moz-transform: skewY(-45deg); -ms-transform: skewY(-45deg); -webkit-transform: skewY(-45deg); transform: skewY(-45deg); background: #a6a6bf; } .tower::before { top: 60px; left: -2px; -moz-transform-origin: 30px 0px; -ms-transform-origin: 30px 0px; -webkit-transform-origin: 30px 0px; transform-origin: 30px 0px; -moz-transform: skewY(45deg); -ms-transform: skewY(45deg); -webkit-transform: skewY(45deg); transform: skewY(45deg); background: #666680; } .tower.south-west { z-index: 3; bottom: 0px; left: 30px; } .tower.south-west::after, .tower.south-west::before { height: 300px; } .tower.south-west .spire-roof { border-bottom: 78px solid #2b336f; border-right: 57px solid #808ce6; border-left: 12px solid #404da6; border-top: 18px solid #aab3ee; } .tower.north-west { left: 126px; top: 14px; } .tower.north-west::after, .tower.north-west::before { height: 480px; } .tower.north-west .spire-roof { border-bottom: 78px solid #6f333c; border-right: 57px solid #e68c99; border-left: 12px solid #a64d59; border-top: 18px solid #eeb3bb; } .tower.south-east { right: 159.96px; bottom: 159.96px; z-index: 100; } .tower.south-east::after, .tower.south-east::before { height: 600px; } .tower.south-east .spire-roof { border-bottom: 78px solid #226f33; border-right: 57px solid #73e68c; border-left: 12px solid #33a64d; border-top: 18px solid #a2eeb3; } .tower.north-east { right: 34px; top: 15px; } .tower.north-east .spire-roof { border-bottom: 78px solid #33332b; border-right: 57px solid #8c8c80; border-left: 12px solid #4d4d40; border-top: 18px solid #b3b3aa; } .tower > .path.spire { background: #9494b3; z-index: 10; } .tower > .path.spire > .path { z-index: -1; } .tower > .path.spire::before { top: -60px; left: -120px; height: 120px; background: #666680; } .tower > .path.spire::after { width: 120px; left: -60px; top: -240px; background: #a6a6bf; } .tower > .path .path, .tower > .path:not(.spire) { background: #a3a3a3; } .show:checked ~ #world #towers .tower { -moz-transition: -moz-transform 1s ease-out, opacity 2s ease-out; -o-transition: -o-transform 1s ease-out, opacity 2s ease-out; -webkit-transition: -webkit-transform 1s ease-out, opacity 2s ease-out; transition: transform 1s ease-out, opacity 2s ease-out; } .show:checked ~ .tower-1:checked ~ #world #towers .tower.north-west { -moz-transition-delay: 0.1s; -o-transition-delay: 0.1s; -webkit-transition-delay: 0.1s; transition-delay: 0.1s; -moz-transform: translateY(0); -ms-transform: translateY(0); -webkit-transform: translateY(0); transform: translateY(0); opacity: 1; } .show:checked ~ .tower-1:not(:checked) ~ #world #towers .tower.north-west { -moz-transition-delay: 0.1s; -o-transition-delay: 0.1s; -webkit-transition-delay: 0.1s; transition-delay: 0.1s; -moz-transform: translateY(-126px); -ms-transform: translateY(-126px); -webkit-transform: translateY(-126px); transform: translateY(-126px); opacity: 1; } .show:checked ~ #world #towers .tower.north-east { -moz-transition-delay: 0.45s; -o-transition-delay: 0.45s; -webkit-transition-delay: 0.45s; transition-delay: 0.45s; -moz-transform: translateY(0); -ms-transform: translateY(0); -webkit-transform: translateY(0); transform: translateY(0); opacity: 1; } .show:checked ~ #world #towers .tower.south-west { -moz-transition-delay: 0.8s; -o-transition-delay: 0.8s; -webkit-transition-delay: 0.8s; transition-delay: 0.8s; -moz-transform: translateY(0); -ms-transform: translateY(0); -webkit-transform: translateY(0); transform: translateY(0); opacity: 1; } .show:checked ~ .tower-2:checked ~ #world #towers .tower.south-east { -moz-transform: translateY(0); -ms-transform: translateY(0); -webkit-transform: translateY(0); transform: translateY(0); opacity: 1; } .show:checked ~ .tower-2:not(:checked) ~ #world #towers .tower.south-east { -moz-transform: translateY(255px); -ms-transform: translateY(255px); -webkit-transform: translateY(255px); transform: translateY(255px); opacity: 1; } .show:checked ~ #world #towers .tower .path { opacity: 1; } .show:not(:checked) ~ #world #towers .tower { -moz-transition: -moz-transform 1s ease-in, opacity 0.75s ease-in; -o-transition: -o-transform 1s ease-in, opacity 0.75s ease-in; -webkit-transition: -webkit-transform 1s ease-in, opacity 0.75s ease-in; transition: transform 1s ease-in, opacity 0.75s ease-in; } .show:not(:checked) ~ #world #towers .tower.north-west { -moz-transition-delay: 0.1s; -o-transition-delay: 0.1s; -webkit-transition-delay: 0.1s; transition-delay: 0.1s; -moz-transform: translateY(360px); -ms-transform: translateY(360px); -webkit-transform: translateY(360px); transform: translateY(360px); opacity: 0; } .show:not(:checked) ~ #world #towers .tower.north-east { -moz-transition-delay: 0.2s; -o-transition-delay: 0.2s; -webkit-transition-delay: 0.2s; transition-delay: 0.2s; -moz-transform: translateY(360px); -ms-transform: translateY(360px); -webkit-transform: translateY(360px); transform: translateY(360px); opacity: 0; } .show:not(:checked) ~ #world #towers .tower.south-west { -moz-transition-delay: 0.3s; -o-transition-delay: 0.3s; -webkit-transition-delay: 0.3s; transition-delay: 0.3s; -moz-transform: translateY(360px); -ms-transform: translateY(360px); -webkit-transform: translateY(360px); transform: translateY(360px); opacity: 0; } .show:not(:checked) ~ #world #towers .tower.south-east { -moz-transition-delay: 0.4s; -o-transition-delay: 0.4s; -webkit-transition-delay: 0.4s; transition-delay: 0.4s; -moz-transform: translateY(360px); -ms-transform: translateY(360px); -webkit-transform: translateY(360px); transform: translateY(360px); opacity: 0; } .show:not(:checked) ~ #world #towers .tower .path { opacity: 0; } .path { -moz-transition: opacity 2s ease-out; -o-transition: opacity 2s ease-out; -webkit-transition: opacity 2s ease-out; transition: opacity 2s ease-out; position: absolute; top: 0px; width: 60px; height: 60px; box-shadow: inset 0px 0px 0px 15px #989898; -moz-transform-origin: 0px 0px 50%; -ms-transform-origin: 0px 0px 50%; -webkit-transform-origin: 0px 0px 50%; transform-origin: 0px 0px 50%; -moz-transform: rotateZ(45deg) scale(0.75); -ms-transform: rotateZ(45deg) scale(0.75); -webkit-transform: rotateZ(45deg) scale(0.75); transform: rotateZ(45deg) scale(0.75); } .path.south { z-index: 1; } .path.east { z-index: 2; } .path.north { z-index: 3; } .path > .path.north > .path.west::before { height: 0; width: 0; background: none; border-right: 0; border-bottom: 60px solid transparent; border-left: 60px solid #737373; } .path.half-blocked-east::after { height: 0; width: 0; background: none; border-left: 0; border-right: 60px solid transparent; border-top: 60px solid #b3b3b3; } .path > .north::before { background: none; } .path > .west::after { background: none; } .path.to-east::after { background: none; } .path.to-south::before { background: none; } .path::after, .path::before { content: ''; display: block; position: relative; width: 60px; height: 60px; } .path::after { left: 60px; top: -60px; -moz-transform-origin: 0px 0px; -ms-transform-origin: 0px 0px; -webkit-transform-origin: 0px 0px; transform-origin: 0px 0px; -moz-transform: skewY(45deg); -ms-transform: skewY(45deg); -webkit-transform: skewY(45deg); transform: skewY(45deg); background: #b3b3b3; } .path::before { top: 60px; -moz-transform-origin: 30px 0px; -ms-transform-origin: 30px 0px; -webkit-transform-origin: 30px 0px; transform-origin: 30px 0px; -moz-transform: skewX(45deg); -ms-transform: skewX(45deg); -webkit-transform: skewX(45deg); transform: skewX(45deg); background: #737373; } .path > .path.north { -moz-transform: translateY(-60px); -ms-transform: translateY(-60px); -webkit-transform: translateY(-60px); transform: translateY(-60px); } .path > .path.east { -moz-transform: translateX(60px); -ms-transform: translateX(60px); -webkit-transform: translateX(60px); transform: translateX(60px); } .path > .path.south { -moz-transform: translateY(60px); -ms-transform: translateY(60px); -webkit-transform: translateY(60px); transform: translateY(60px); } .path > .path.west { -moz-transform: translateX(-60px); -ms-transform: translateX(-60px); -webkit-transform: translateX(-60px); transform: translateX(-60px); } .spire-roof { display: block; position: absolute; top: -132px; left: -120px; z-index: 200; box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.5); -moz-transform: rotateX(45deg); -ms-transform: rotateX(45deg); -webkit-transform: rotateX(45deg); transform: rotateX(45deg); } @-moz-keyframes clouds { 0% { -moz-transform: translateX(0px); transform: translateX(0px); } 100% { -moz-transform: translateX(-2000px); transform: translateX(-2000px); } } @-webkit-keyframes clouds { 0% { -webkit-transform: translateX(0px); transform: translateX(0px); } 100% { -webkit-transform: translateX(-2000px); transform: translateX(-2000px); } } @keyframes clouds { 0% { -moz-transform: translateX(0px); -ms-transform: translateX(0px); -webkit-transform: translateX(0px); transform: translateX(0px); } 100% { -moz-transform: translateX(-2000px); -ms-transform: translateX(-2000px); -webkit-transform: translateX(-2000px); transform: translateX(-2000px); } } .clouds { position: absolute; height: 600px; content: "♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣"; letter-spacing: -0.15em; color: #FFF; left: -1000px; width: 4000px; background: #FFF; font-size: 1em; } .clouds::after { content: "♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣♥♣"; display: block; position: absolute; font-size: 1em; top: -0.6em; left: 0px; } .clouds.back { -moz-animation: clouds 240s linear 0s infinite; -webkit-animation: clouds 240s linear 0s infinite; animation: clouds 240s linear 0s infinite; z-index: -1; background: #DDD; top: 180px; } .clouds.back::after { color: #DDD; font-size: 14em; } .clouds.middle { z-index: 2; top: 360px; background: #EEE; -moz-animation: clouds 180s linear 0s infinite; -webkit-animation: clouds 180s linear 0s infinite; animation: clouds 180s linear 0s infinite; } .clouds.middle::after { font-size: 18em; color: #EEE; } .clouds.front { z-index: 100; top: 600px; background: #FFF; -moz-animation: clouds 60s linear 0s infinite; -webkit-animation: clouds 60s linear 0s infinite; animation: clouds 60s linear 0s infinite; } .clouds.front::after { font-size: 24em; color: #FFF; } .clouds::after, .clouds::before { letter-spacing: -0.125em; } input[type=checkbox] { position: absolute; z-index: 100; margin: 0.25em 60px; height: 20px; width: 60px; } input[type=checkbox] + label { position: absolute; z-index: 101; display: block; margin: 0.25em 60px; height: 20px; width: 60px; cursor: pointer; } input[type=checkbox] + label::before { display: inline-block; position: relative; pointer-events: none; text-indent: 0.25em; text-align: center; font-size: 20px; height: 30px; width: 90px; line-height: 30px; font-family: 'microsoft yahei',Arial,sans-serif; background: #777; border-radius: 5px; -moz-transition: background 0.25s ease-in-out, color 0.5s ease-in-out; -o-transition: background 0.25s ease-in-out, color 0.5s ease-in-out; -webkit-transition: background 0.25s ease-in-out, color 0.5s ease-in-out; transition: background 0.25s ease-in-out, color 0.5s ease-in-out; top: -10px; left: -10px; } @media only screen and (max-width: 800px) { input[type=checkbox] + label::before { font-size: 26px; height: 60px; width: 120px; line-height: 60px; } } input[type=checkbox].show { top: 100px; } @media only screen and (max-width: 800px) { input[type=checkbox].show { top: 10px; } } input[type=checkbox].show + label { top: 100px; } @media only screen and (max-width: 800px) { input[type=checkbox].show + label { top: 10px; } } input[type=checkbox].show + label::before { content: '建筑降落'; background: #dde; } input[type=checkbox].show:checked + label::before { content: '建筑发射'; background: #466; color: #222; } input[type=checkbox].tower-1 { top: 130px; } @media only screen and (max-width: 800px) { input[type=checkbox].tower-1 { top: 70px; } } input[type=checkbox].tower-1 + label { top: 130px; } @media only screen and (max-width: 800px) { input[type=checkbox].tower-1 + label { top: 70px; } } input[type=checkbox].tower-1 + label::before { content: '降落'; background: #D67; } input[type=checkbox].tower-1:checked + label::before { content: '升起'; background: #a64d59; } input[type=checkbox].tower-2 { top: 160px; } @media only screen and (max-width: 800px) { input[type=checkbox].tower-2 { top: 130px; } } input[type=checkbox].tower-2 + label { top: 160px; } @media only screen and (max-width: 800px) { input[type=checkbox].tower-2 + label { top: 130px; } } input[type=checkbox].tower-2 + label::before { content: '升起'; background: #665; } input[type=checkbox].tower-2:checked + label::before { content: '降落'; background: #4d4d40; } input[type=checkbox].sunmoon { top: 190px; } @media only screen and (max-width: 800px) { input[type=checkbox].sunmoon { top: 190px; } } input[type=checkbox].sunmoon + label { top: 190px; } @media only screen and (max-width: 800px) { input[type=checkbox].sunmoon + label { top: 190px; } } input[type=checkbox].sunmoon + label::before { content: '黑夜'; background: #001C37; color: #FFF; } input[type=checkbox].sunmoon:checked + label::before { content: '白昼'; background: #CC99FF; color: #000; } </style> </head> <body> <!-- HTML代码片段中请勿添加<body>标签 //--> <div id="container"> </div> <!--[if lte IE 9]> <style> #world, input, label { display: none !important; } </style> <h2>请使用IE10以上浏览器查看效果</h2> <![endif]--> <input checked='checked' class='show' id='rise-button' type='checkbox'> <label for='rise-button'></label> <input checked='checked' class='tower-1' id='tower-1-button' type='checkbox'> <label for='tower-1-button'></label> <input checked='checked' class='tower-2' id='tower-2-button' type='checkbox'> <label for='tower-2-button'></label> <input checked='checked' class='sunmoon' id='sunmoon-button' type='checkbox'> <label for='sunmoon-button'></label> <div id='world'> <div id='sunmoon'></div> <div id='towers'> <div class='clouds back'></div> <div class='tower south-east'> <div class='path north'> <div class='path west'></div> <div class='path north'></div> </div> </div> <div class='tower north-east'> <div class='path west spire'> <div class='spire-roof'></div> <div class='path west'> <div class='path west'> <div class='path west'> <div class='path south'> <div class='path south'> <div class='path east'> <div class='path east'> <div class='path east'> <div class='path north'></div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> <div class='clouds middle'></div> <div class='tower north-west'> <div class='door'></div> <div class='path south spire'> <div class='spire-roof'></div> <div class='path east'> <div class='path east'> <div class='path east'></div> </div> </div> </div> </div> <div class='tower south-west'> <div class='path north spire'> <div class='spire-roof'></div> <div class='path north'> <div class='path east'> <div class='path north'> <div class='path north'> <div class='path north'> <div class='path north'> <div class='path east'> <div class='path east'> <div class='path east'> <div class='path east'> <div class='path east'></div> </div> </div> </div> </div> <div class='path north half-blocked-east'> <div class='path north'> <div class='path north'> <div class='path west'> <div class='path west'></div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> <div class='clouds front'></div> </div> </div> <!-- 推荐开源CDN来选取需引用的外部JS //--> <script type="text/javascript" src="http://cdn.gbtags.com/jquery/1.11.1/jquery.min.js"></script> </body> </html>
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在实际应用中,这样的模拟可以帮助工程师优化降落伞设计,比如调整伞布的几何形状、改变材料性质、优化连接点布局等,以实现更安全、更高效的降落效果。此外,LS-DYNA的多物理场耦合能力还能让我们同时考虑温度、...
unity降落伞模拟插件
无人机自主精准降落方案是一种利用计算机视觉技术实现无人机安全着陆的技术方案。西工大布树辉老师的团队在这一领域的研究中,提出了一种基于二维码视觉的降落方案,实现了无需PnP(Perspective-n-Point)算法的...
标题中的“行业资料-建筑装置-带降落伞的圆珠笔”可能是指一种创新的建筑安全设备或模型,其中涉及到的“带降落伞的圆珠笔”可能是一种比喻或者象征,用于解释某些复杂的建筑安全机制。然而,由于提供的信息有限,...
### 降落伞在空中的运动分析 #### 一、引言 降落伞作为一种常见的减缓物体下落速度的工具,在航空航天、军事以及体育娱乐等领域有着广泛的应用。了解和掌握降落伞在空中的运动规律对于提高降落伞的安全性和性能至关...
"数学建模-降落伞的选择分享" 本文讨论的是降落伞的选择问题,以降落伞的选择为目标,通过数学建模和优化模型来确定最低费用下的最佳选购方案。 首先,我们需要确定阻力系数,这是通过对表二的数据分析,以牛顿第...
降落伞选购模型是一种数学建模方法,用于在满足特定约束条件下,找到购买降落伞的最优策略,以最小化成本。该模型主要应用于救灾物资的空投,确保物资安全、有效地送达目的地。以下是对该模型的详细阐述: 1. **...
在IT行业中,尤其是在设备装置和仿真技术领域,一种降落伞工作特性仿真方法具有重要的研究价值。降落伞系统是航空、航天、军事以及救援等领域不可或缺的一部分,它们在确保人员和货物安全着陆方面起着关键作用。为了...
在讨论ArduPilot自动降落功能时,关键概念涵盖了自动降落的实施、配置、参数设置、滑翔阶段控制、下滑坡度、着陆空速以及进场控制等方面。以下是这些知识点的详细介绍: 1. 自动降落的实施:ArduPilot支持将飞机的...
数学建模:降落伞的选择 数学建模是指使用数学语言和方法对现实世界的问题进行描述、分析和解决的过程。在这个案例中,我们将使用数学建模来解决降落伞的选择问题。 降落伞的选择是一个有约束的优化问题,目标是总...
基于matlab实现对降落伞开伞过程快速计算(速度、拉直力、开伞动载等)matlab源码+GUI界面+注释拉满+项目说明.zip 【项目资源说明】 本程序采用MATLAB编写,旨在对降落伞开伞过程的各项参数(如速度、拉直力、开伞动载...
这个名为“蓝天白云降落伞404跳转提示动画模板”的资源提供了一个创意且有趣的404错误页面解决方案。404错误通常发生在用户试图访问不存在的网页时,一个好的404页面不仅能缓解用户的挫败感,还能引导他们回到网站的...
降落伞选择问题数学建模 本文讨论了降落伞的选择问题数学建模,旨在满足空投物资重量的前提下,使购置降落伞的费用最小。该问题是一个优化问题,以购置降落伞的费用最小构造目标函数,以救灾物资 2000,5 种不同...
《数学模型:优化降落伞选购策略》 在物流与救援领域,如何以最低的成本将物资安全送达目的地是一项关键挑战。本文以“数学模型 降落伞的选购方案”为主题,探讨了如何利用线性规划模型解决降落伞的最优选购问题。...
《数学建模--降落伞的选择》 数学建模是一种运用数学方法解决实际问题的重要手段,本文探讨的问题是如何在满足特定空投要求下,选择合适的降落伞以实现最低的总费用。该模型主要涉及了线性规划、空气阻力系数的确定...
仿真是一种利用计算机模型复现实际系统并对其进行实验研究的技术手段。通过建立数学或物理模型来模拟真实世界的系统,并通过实验对它们进行分析和优化。仿真技术在多个领域发挥着重要作用,包括航空航天、军事、工业...