單項(xiàng)選擇題設(shè)A點(diǎn)為后視點(diǎn),B點(diǎn)為前視點(diǎn),后視讀數(shù)a=1.124m,前視讀數(shù)b=1.428m,則哪項(xiàng)是錯(cuò)誤的()。

A.hAB=-0.304m
B.后視點(diǎn)比前視點(diǎn)高
C.若A點(diǎn)高程HA=202.016m,則視線高程為203.140m
D.若A點(diǎn)高程HA=202.016m,則前視點(diǎn)高程為202.320m


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