單項選擇題

臨修車：裝用轉(zhuǎn)8AG、轉(zhuǎn)8G、轉(zhuǎn)8AB、轉(zhuǎn)8B型轉(zhuǎn)向架重車時車鉤高度（）.

A.≤845mm
B.≤850mm
C.≤855mm
D.≤860mm

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