A.±0.4 B.±0.3 C.±0.5 D.±0.7
A.十 B.九 C.八 D.七
如圖,已知A(100m,100m)、B(200m,200m),方位角α0=45°。測量A點到P的水平距離D=38m,觀測水平角β=52°。界址點P的坐標(biāo)的計算結(jié)果是()。
A.(123.40m,129.94m) B.(95.37m,137.72m) C.(126.87m,126.87m) D.(195.37m,237.72m)