[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fD6g4bzeSlOPLEezu2dZDGmSql6dbVuBGFgmw85169-E":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-12-16 00:03:32",267451759,[8,9,10,11],"cylindrical projection","simple conic projection","polyconic projection","rectangular projection",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},186,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_49040427","6.1 定积分的微元法及在几何学上的应用","A Mercator chart is a _______.( )",[21,33,42,51,60,69,78,87,96,105],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-12-14 18:49:34",264665836,[26,27,28,29],"微元就是\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0cfde5ddf603b279d3e848af7fbf2a3e.png\">","微元\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6336754413cd07c50e03900571729d32.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9babc716c4f851e2cc8442d2b78efaa4.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff466898d82e3fef811abe5f60a4a4685.png\">","由曲线\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F43727cb966ad1c03aae96cc3c417c84e.png\">及直线\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F35d05b62745d159d6633b90ee9576fc5.png\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9f290f4c8e065f70bc3c52519c672783.png\">与\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F22001bea95c16425e7717936069955d9.png\">轴所围成的曲边梯形面积A.利用微元法时,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F101a7deadc4448484f5b2352adbdb7a6.png\">为分割后小曲边梯形面积,则( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],264665838,[37,38,39,40],"变量\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5a70d97ecc0f06b694f231fd9abc2f02.png\">在相应区域上具有可加性","微元就是分割后的小区域上\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5a70d97ecc0f06b694f231fd9abc2f02.png\">的增量","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0c472eebabd60cb6a7021893346be693.png\">与微元之间相差高阶无穷小","其实就是微分近似等于增量的体现","利用微元法求解某变量\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5a70d97ecc0f06b694f231fd9abc2f02.png\">时,下列说法不正确的是( )",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],264665840,[46,47,48,49],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F43c6362862703cda49d4c0c75c95c55c.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbdb0a8c266a7805ccef07e107f6b856f.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd2d3e56cea3ab4e8d28b5165ecf81e48.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F50a555bf86a171aba88a88e3ab4d6116.png\">","抛物线\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc42d8254275187f8f33f9d8f2d2578fc.png\">与\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2ce0d1a8e6dcdb4c9a2a9fe2ce860877.png\">所围成图形面积,计算正确的是( )",{"answer":52,"createTime":23,"id":53,"options":54,"question":59,"source":31,"type":32},[],264665842,[55,56,57,58],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F07f3bc1b59e314d4755a2d94969c05e9.png\">则弧长\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc6462d82f6590ce081ffe4ca8725a686.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2daa69924d5fe929566c2861c68d9385.png\">在\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F74ec1ef29af1a901495977ab06f68845.png\">上具有一阶连续导数,弧长\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcf53219365616a47c67c116aaf37070b.png\">","在极坐标下\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7ed4c545383c6a8c2f4b1fbda5cabc27.png\">的弧长为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F54af10f679a675506040f306d00e222f.png\">","连续曲线的弧长一定可以计算","关于弧长的公式不正确的选项是( )",{"answer":61,"createTime":23,"id":62,"options":63,"question":68,"source":31,"type":32},[],264665845,[64,65,66,67],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc34148438697d9c0e3ae88206f8b4bf5.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7a0f818d4620f3203b1d313468bf03b9.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F72e9d27bdbf5ab7d7d34711c51a9a459.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fea432422fe09dacfcf884cd624feacc5.png\">","曲线\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc9a53d433261ca1316fbb6d187a8da19.png\">所围成的图形的面积为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F54f4567d5d1aa85ddf2c5f3ce75ecf98.png\">,则\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F54f4567d5d1aa85ddf2c5f3ce75ecf98.png\">等于( )",{"answer":70,"createTime":23,"id":71,"options":72,"question":77,"source":31,"type":32},[],264665847,[73,74,75,76],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6041cfa6a3a914736a755fe899764e8e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc5d0e63b855a8aa237563e971902aa40.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F45413545dabd0bf9dad7acc2b4a4fecb.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4bd19371af18436c6cf85eb9fa65ec95.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa05827d5f4be0c991ed892e0a3daf0c5.png\">一拱与\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0bf8aba2c13f53b469186ee4274cb10b.png\">轴所围成的图形,绕\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0bf8aba2c13f53b469186ee4274cb10b.png\">轴旋转,则其体积\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff5e8df13f781defe3b23bc7cc05affdc.png\">( )",{"answer":79,"createTime":5,"id":80,"options":81,"question":86,"source":31,"type":32},[],267451732,[82,83,84,85],"time and height","date","height","time","The Tide Table gives the prediction of the _______ of high and low water in standard ports. ( )",{"answer":88,"createTime":5,"id":89,"options":90,"question":95,"source":31,"type":32},[],267451733,[91,92,93,94],"It projects a sphere onto a cylinder","Because the resulting distance between latitudes is constantly increasing, it is also called progressive projection","It can always give true distances","Its advantage is that longitudes and latitudes are at right angles, which makes it easy to read true bearings","Which one of the following is incorrect about Mercator projection? ( )",{"answer":97,"createTime":5,"id":98,"options":99,"question":104,"source":31,"type":32},[],267451734,[100,101,102,103],"larger","smaller","same","minimized","If a vessel turns in shallow water, she will have _____ advance than turn at deep water. ( )",{"answer":106,"createTime":5,"id":107,"options":108,"question":113,"source":31,"type":32},[],267451735,[109,110,111,112],"Warning","Forecast","Synopsis","Depression","Which of the following weather report is of 12-24 hours period? ( )"]