[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$facjOnhLgBgniIay_Cr9y0_PE4CMuZBcsuKmQ825GxCk":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":13,"related":14,"source":20,"type":21},[],"2025-06-02 08:18:40",1067356054,[8,9],"对","错",{"courseImg":11,"courseName":12},"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Faddf647ed149c0213072d4bf9bedfb11.png","误差理论与测量平差基础","附有限制条件的间接平差法是在间接平差法的基础上发展起来.( )",[15,22,27,32,43,48,53,58,61,66],{"answer":16,"createTime":5,"id":17,"options":18,"question":19,"source":20,"type":21},[],1067355927,[8,9],"条件方程的个数唯一,等于多余观测数的个数r,形式不唯一.( )","v2",3,{"answer":23,"createTime":5,"id":24,"options":25,"question":26,"source":20,"type":21},[],1067355943,[8,9],"单个观测值线性函数的方差\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F64025efe691417c3fee0dc0ec16c22a9.png\">.( )",{"answer":28,"createTime":5,"id":29,"options":30,"question":31,"source":20,"type":21},[],1067355951,[8,9],"协方差传播律由观测值的精度求其函数的精度.( )",{"answer":33,"createTime":34,"id":35,"options":36,"question":41,"source":20,"type":42},[],"2025-06-02 08:18:41",1067355954,[37,38,39,40],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8c42fca154648c300b189db5314a60ea.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbd78ff01c1bb7aeb268cdc40ddf534ad.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffa201d34856cb91783f94dc9b7ec8627.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F604bf7def190c0c00545625013ca5a80.png\">","设对某量进行三次同精度观测,得独立观测值\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1b20d763f3bfedfb8a30406687c90c66.png\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd7764dd2644c7628da064a92e91f1e94.png\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdfe05cd5413d9626e0483649780c0e05.png\">,由此求得平差值和改正数向量为:\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4a6720eb22c9e493e270b8c37d85ee3c.png\">,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc25a0a2b901e83dbcd08db128dee8320.png\">,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4933a3465c2f403b179ed740754b3393.png\">,则( )",1,{"answer":44,"createTime":34,"id":45,"options":46,"question":47,"source":20,"type":21},[],1067355981,[8,9],"对同一个平差问题的观测值定权时,可以根据需要,选取多个单位权方差.( )",{"answer":49,"createTime":5,"id":50,"options":51,"question":52,"source":20,"type":21},[],1067355991,[8,9],"权可以作为衡量精度的相对的数字指标.( )",{"answer":54,"createTime":5,"id":55,"options":56,"question":57,"source":20,"type":21},[],1067356038,[8,9],"坐标条件方程是从一个已知点的坐标推算到另一个已知点的坐标,所得的推算值和已知值相等.( )",{"answer":59,"createTime":5,"id":6,"options":60,"question":13,"source":20,"type":21},[],[8,9],{"answer":62,"createTime":5,"id":63,"options":64,"question":65,"source":20,"type":21},[],1067356063,[8,9],"两个观测值的互协因数为零,这两个观测值是相互独立的观测值.( )",{"answer":67,"createTime":5,"id":68,"options":69,"question":70,"source":20,"type":21},[],1067356131,[8,9],"经典的测量平差中必须考虑粗差.( )"]