[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fX4BBaZ-vV7ciFJP7cIdFlHiEJieImkwza4U74QQFMm8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":30,"type":31},[],"2025-05-23 16:26:37",190275996,[8,9,10],"5l\u002F8","3l\u002F4","l\u002F4",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},20,"ee02d363b2d88ce7c43fe486d062d3ea","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fff387af4fc33524166d807bf27a34904.jpg","结力2023","work_43678910","位移计算2","在下图中,如果图形的底边长度为l,则该图的形心在底边的投影至顶点的距离为( ).\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff47f75bec07ae6b461b61bf9530302a5.png\">",[20,32,40,49,57,60,68,77,86,95],{"answer":21,"createTime":22,"id":23,"options":24,"question":29,"source":30,"type":31},[],"2025-05-23 16:26:36",190275988,[25,26,27,28],"111","111\u002FEI","15","15\u002FEI","请根据两个梯形弯矩图图乘公式,计算图示位移.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F45e6b630106e29c6cf3d00d15469349d.png\">","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":39,"source":30,"type":31},[],190275990,[36,37,28,38],"10\u002FEI","12\u002FEI","20\u002FEI","请根据两个梯形弯矩图图乘公式,计算图示位移.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1f1f3e90d7ca8af879fceaa419f8c19d.png\">",{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":30,"type":31},[],190275992,[44,45,46,47],"30\u002FEI","32\u002FEI","33\u002FEI","0","请根据两个梯形弯矩图图乘公式,计算图示位移.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F69edbc8cab99c0ef8a51113dc1d532a7.png\">",{"answer":50,"createTime":5,"id":51,"options":52,"question":56,"source":30,"type":31},[],190275994,[47,53,54,55],"9\u002FEI","-9\u002FEI","-18\u002FEI","请根据两个梯形弯矩图图乘公式,计算图示位移.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F765b9b1c7bb76976ed0bc92d1bd34533.png\">",{"answer":58,"createTime":5,"id":6,"options":59,"question":18,"source":30,"type":31},[],[8,9,10],{"answer":61,"createTime":5,"id":62,"options":63,"question":67,"source":30,"type":31},[],190275998,[64,65,66],"hl\u002F4","hl\u002F3","2hl\u002F3","在下图中,此二次抛物线的面积A为( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8f3504a43d997c21368155ce1ecd2764.png\">",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],190276000,[72,73,74,75],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcebc4f04a603005cf902031a7107f487.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc145b2c0fdcd248a17dcfc82ab0d4b1b.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb27d8664ba36f08f17c0f8d1ea4dd218.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F06368ac5ee6178ef4b53e82cbcb0d39d.png\">","图示桁架(EA=常数)中,BD杆的转角为:( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fed721c859cff4e85f4aff36915848d4a.png\">",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],190276002,[81,82,83,84],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdb77aba2eff54031af5d85c8472d7699.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F382ec2a2a0c7f04c2785629697e95e01.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1508aeeaec5ca1f0ee4e8374cc15d3c0.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7de086be5cb878bb2dec3cf4f78fd0cd.webp\">","图示悬臂梁弯矩图面积为( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F316d9f0409b5866de56301580c23bc23.png\">",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],190276004,[90,91,92,93],"荷载弯矩图与单位弯矩图至少有一个为直线形","荷载弯矩图与单位弯矩图都必须是直线形","EI为常数","直杆","下列哪一条不是图乘法求位移的适用条件",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":31},[],190276006,[99,100,101,102],"一个作用在截面A的单位集中力偶","一个作用在截面B的单位集中力偶","分别在截面A、B各作用一个单位集中力偶,方向相同","分别在截面A、B各作用一个单位集中力偶,方向相反","图示结构,求A、B两截面的相对转角时,所设相应单位荷载应为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F49a996442c4d54ba66ccefcfebd1918f.png\">"]