[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fv8bi-li_bNnGkB0PpHW6-BWJsgTbtTpaQ_5WvpE2PvU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":15,"related":16,"source":25,"type":26},[],"2026-04-14 03:26:17",339912852,[8,9,10],"赤道、纬线","赤道","椭圆子午圈",{"courseId":12,"courseImg":13,"courseName":14},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","纬度是以 作为基准线计量的",[17,27,32,40,43,51,59,67,75,83],{"answer":18,"createTime":5,"id":19,"options":20,"question":24,"source":25,"type":26},[],339912849,[21,22,23],"圆球体","椭圆体","椭球体","航海上为了简化计算,通常将地球当作","v1",0,{"answer":28,"createTime":5,"id":29,"options":30,"question":31,"source":25,"type":26},[],339912850,[21,22,23],"航海上精确计算时,通常将地球当作",{"answer":33,"createTime":5,"id":34,"options":35,"question":39,"source":25,"type":26},[],339912851,[36,37,38],"地球上某点的法线与赤道面的交角","地球上某点和地心连线与赤道面的交角","地球椭圆子午线上某点的法线与赤道面的交角","所谓地理经纬度是指",{"answer":41,"createTime":5,"id":6,"options":42,"question":15,"source":25,"type":26},[],[8,9,10],{"answer":44,"createTime":5,"id":45,"options":46,"question":50,"source":25,"type":26},[],339912853,[47,48,49],"经线 纬线","赤道 纬线","赤道 格林子午线","地理坐标的基准线是",{"answer":52,"createTime":5,"id":53,"options":54,"question":58,"source":25,"type":26},[],339912854,[55,56,57],"纬差不能大于 90 °","经差不能大于 180 °","到达点在南半球,纬差的方向为南","下例关于经差,纬差的说法正确的是",{"answer":60,"createTime":5,"id":61,"options":62,"question":66,"source":25,"type":26},[],339912855,[63,64,65],"北纬、东经取正值","北纬、东经取负值","南纬、西经取正值","在进行经差、纬差计算时,正确确定符号的方法是",{"answer":68,"createTime":5,"id":69,"options":70,"question":74,"source":25,"type":26},[],339912856,[71,72,73],"经度最大为 180 °","纬度最大是 180 °","纬差最大为 180 °","下例关于经度,纬度,经差,纬差说法错误的是",{"answer":76,"createTime":5,"id":77,"options":78,"question":82,"source":25,"type":26},[],339912857,[79,80,81],"用经度和纬度表示","相对于某灯塔的方位距离表示","A+B","某船位的位置表示方法有",{"answer":84,"createTime":5,"id":85,"options":86,"question":90,"source":25,"type":26},[],339912858,[87,88,89],"1851米","地球圆球体上纬度 1 ′ 的子午弧长","地球椭圆子午线上纬度 1 ′所对应的弧长","航海上 1 海里的定义是"]