一级结构工程师基础考试试题（1377题）

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D点高程H=43.251m，测得后视读数a=1.000m，前视读数b=2.283m。则视线高H和待求点N的高程分别为( )。

A.45.534m,43.251m

B.44.251m,41.968m

C.40.968m,38.685m

D.42.251m,39.968m

知识点：基础考试

参考答案：B