[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$flHGx04j0IVucxSp3cPtmZuQgg7Y82D8Mo1jYBE9uMO0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":20,"related":21,"source":31,"type":97},[],"2023-05-10 21:10:48",4765852,[8,9,10,11,12],"空间角测量","水平角测量","垂直角测量","方位角测量","倾斜角测量",{"count":14,"courseId":15,"courseImg":16,"courseName":17,"workId":18,"workName":19},20,"41054c075af32204aa517cf8a60e2a3e","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F869f8b7de509e34b3d4057bc9356a298.jpg","工程测量","914600804735473a9b220b418a0ec242","章节测试","在工程测量中,角度测量包括( )",[22,33,42,51,60,69,78,87,98,101],{"answer":23,"createTime":5,"id":24,"options":25,"question":30,"source":31,"type":32},[],4765844,[26,27,28,29],"竖直角","水平角","方位角","象限角","一点到两目标的方向线垂直投影到水平面上的夹角称为( )","v1",0,{"answer":34,"createTime":5,"id":35,"options":36,"question":41,"source":31,"type":32},[],4765845,[37,38,39,40],"确定点的平面位置","确定点的高程","确定水平距离","确定高差","水平角测量主要目的是( )",{"answer":43,"createTime":5,"id":44,"options":45,"question":50,"source":31,"type":32},[],4765846,[46,47,48,49],"继续观测下半测回","整平后观测下半测回","整平后全部重测","测完后取平均值","用测回法观测水平角,测完上半测回后,发现水准管气泡偏离2格多,应( )",{"answer":52,"createTime":5,"id":53,"options":54,"question":59,"source":31,"type":32},[],4765847,[55,56,57,58],"盘左顺时针、盘右逆时针方向","盘左逆时针、盘右顺时针方向","总是顺时针方向","总是逆时针方向","水平角观测时,照准不同方向的目标,应如何旋转照准部( )",{"answer":61,"createTime":5,"id":62,"options":63,"question":68,"source":31,"type":32},[],4765848,[64,65,66,67],"视准轴","横轴","指标差","度盘分划","水平角观测时,各测回间改变零方向度盘位置是为了削弱( )误差影响",{"answer":70,"createTime":5,"id":71,"options":72,"question":77,"source":31,"type":32},[],4765849,[73,74,75,76],"&beta;=&alpha;左-&alpha;右","&beta;=&alpha;右-180&deg;-&alpha;左","&beta;=&alpha;右+360&deg;-&alpha;左","&beta;=&alpha;右-&alpha;左","用测回法观测水平角,若右方目标的方向值&alpha;右小于左方目标的方向值&alpha;左时,水平角&beta;的计算方法是( )",{"answer":79,"createTime":5,"id":80,"options":81,"question":86,"source":31,"type":32},[],4765850,[82,83,84,85],"正镜,倒镜,一个测回","倒镜,正镜,半个测回","盘右,盘左,一个测回","盘左,盘右,半个测回","水平角观测照准目标时,如果竖盘位于望远镜的左边称为( );竖盘位于望远镜右边称为( ).盘左盘右观测一次,称为( )",{"answer":88,"createTime":5,"id":89,"options":90,"question":96,"source":31,"type":97},[],4765851,[91,92,93,94,95],"空间角在水平面上的投影","水平角角值可正可负","水平角观测是测量的基本工作之一","推算方位角时需要使用水平角观测的结果","可用于推算高差","以下对水平角的说法正确的是( )",1,{"answer":99,"createTime":5,"id":6,"options":100,"question":20,"source":31,"type":97},[],[8,9,10,11,12],{"answer":102,"createTime":5,"id":103,"options":104,"question":110,"source":31,"type":97},[],4765853,[105,106,107,108,109],"测回法适合于两个方向的单角观测","当竖盘位置位于望远镜左侧时,称为盘左状态,也称正镜","当竖盘位置位于望远镜右侧时,称为盘右状态,也称倒镜","盘右位置观测称为上半测回","盘左位置观测称为下半测回","下列关于测回法观测水平角说法正确的有( )"]