A.正比例并同號(hào) B.反比例并反號(hào) C.正比例并反號(hào) D.反比例并同號(hào)
自水準(zhǔn)點(diǎn)M(HM=100.000m)經(jīng)4個(gè)測(cè)站至待定點(diǎn)A,得;再由A點(diǎn)經(jīng)6個(gè)站測(cè)至另一水準(zhǔn)點(diǎn)N(HN=105.121m),得。則平差后的A點(diǎn)高程為:()
A.101.029m B.101.013m C.101.031m D.101.021m
進(jìn)行往返路線水準(zhǔn)測(cè)量時(shí),從理論上說(shuō)之間應(yīng)具備的關(guān)系是()
A.符號(hào)相反,絕對(duì)值不等 B.符號(hào)相同,絕對(duì)值相同 C.符號(hào)相反,絕對(duì)值相等 D.符號(hào)相同,絕對(duì)值不等