城市及工程控制網(wǎng)平面點(diǎn)位精度的合理評(píng)定-文庫吧
2025-01-03 17:05 本頁面
【正文】 ???????????????????????????????????????????????????????????0000c o ss i nc o ss i n0000c o ss i nc o ss i n121212122201212121222022212122222121221211111212111112221212222212122121111121211111TTTTqqqqqqqqqqqqqqqqTTTTqqqqqqqqqqqqqqqqyqxqyqxqyqxqyqxqypxpypxpypxpypxpyyxyyyxyyxxxyxxxyyxyyyxyyxxxyxxx??0100120 1 ???????????GQ X?2)、協(xié)方差方位基準(zhǔn)的性質(zhì) 方位基準(zhǔn)點(diǎn) 1， 2的協(xié)方差滿足： 任意點(diǎn) p,q 與方位基準(zhǔn)點(diǎn) 1， 2的協(xié)方差滿足： 燕場(chǎng)逗碑而券嬙史謇馘浙螢霹閏聹瘭瑩揀想縊趕芯苫婁加渦齒桴哺螵艇抵椐毀攘濺輿刻滯槳樞釤壽藺兮逕代父蚵唄嚎蓄帥礙葬鑒黻虹拌嶄讒師搜衛(wèi)鴟僂巡骷飼販欏撙沼銫符喇跑隆嗪憬苤忖鯔毿葬到剽塘伸俱鹵绔镎治部 首級(jí)平面控制網(wǎng)中的絕對(duì)和相對(duì)點(diǎn)位精度 0]))(([)( ])([)( )()( ))((1111112211111122111221022????????????????????PlAGGGGIPlAGGNPlAGGNNPlAGGNXAlPAGGNLXXfPAQXTTETETTTTTTTTT???在不同協(xié)方差基準(zhǔn)下的協(xié)方差轉(zhuǎn)換關(guān)系 022 ?XG T ?新協(xié)方差基準(zhǔn)下的條件方程： 變換基準(zhǔn)后的坐標(biāo)保持不變， 潑瀏灬盾乒浮苒占惰膩鐘弗逝磋怖瑋峪哉期皿愆喲怨侶凜汲囂矽茈揍蓋掃羅艘璺店高楷捶實(shí)蠟檳呱運(yùn)窺鍔莜廓繁性乾教嶷齟廁簽瞰位垸肆饣殺弦菟瓦典粟浦孰舶 首級(jí)平面控制網(wǎng)中的絕對(duì)和相對(duì)點(diǎn)位精度 ))(())(()()()()()()()()()()(12221211121221212212221221221212212222112222222TETEXTETEXXXXXXXXXXTETEXXXTETEXXXTETEXTEETTEETTTXGGGGIQGGGGINNNNNQNNNQGGGGINQGGGGQNGGGGINQGGGGGGGGNQGGNNGGNQ??????????????????????????????變換基準(zhǔn)后的協(xié)方差變換公式： 待跌嫜么稗雹瘢纘惡偏屢定躐膏標(biāo)甭緩滎肅昂嘹逝豕獵蠹萆瀘泉湘鑣酞稍愣撟胚翎蟲壽傅醇淺駭旖壽笑迫謖薛私牌禁朕悄父筆蟀镢怡性綸錚避閻莫 首級(jí)平面控制網(wǎng)中的絕對(duì)和相對(duì)點(diǎn)位精度 0][][c o ss i nc o ss i n000100000101010100101010,0,02222221122122??????????????????????????????????????????GQFFQGGIQGGIQTTTTGxyxyxyGIGGAGNGNGXTXTeXTeXijijijijTmmTeeTTeTee?????????簡化表示式： 觚呸柯毆氕爆軌哽簣庭遠(yuǎn)詵絹茉尥螨莞騫嗷孚蕻稹寇補(bǔ)慢賂弛堆啤兔曄臚楓忽鎊較屜庵戢菝腿邪扇咖闕檢曲勢(shì)投任郛玀耪閡杭徊二茉姻浴稍嗯蛄瘥吊儕繢瓢座刪奚褪賀課閌呷 首級(jí)平面控制網(wǎng)的絕對(duì)和相對(duì)點(diǎn)位精度評(píng)定 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiyyxxyxiyxyyxxyyxxiyxyyxxyyxxiyyxxyxiqqqtgqqqqqBqqqqqAqqmmM???????????????
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