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Pick out the correct statement

ALehman's rules are used to fix the position of plane table station in three point problem

BA U-frame is used for orienting theplane table

CThe major source of error in small scalemapping by plane table is due to longsight

DThe strength of fix of plane table impliestrue clamping of the plane table board

Answer:

A. Lehman's rules are used to fix the position of plane table station in three point problem


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