單項(xiàng)選擇題對(duì)于經(jīng)緯儀軸線關(guān)系,說(shuō)法錯(cuò)誤的是()

A.水準(zhǔn)管軸垂直于豎軸,即LL⊥VV
B.視準(zhǔn)軸垂直于橫軸,即C
C⊥HHC.橫軸垂直于豎軸,即HH⊥VV
D.視準(zhǔn)軸垂直于圓水準(zhǔn)器軸,即CC⊥L′L′


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