—Excuse me, where is Huaxing Clothes Store?

—______.[ ]

A. You can't ask me

B. Sorry, he is here

C. Jt's very good       

D. This way, please

测井使用的马丁代克深度传送系统的测量轮在（）的驱动下转动，从而带动编码器输出深度光电脉冲信号。

A.井口马达

B.井口滑轮

C.电缆

D.滚筒