隔墙石膏板用自攻螺钉固定,沿石膏板边的钉距为( )mm。
A.100
B.300
C.200
D.150
参考答案:C
—Excuse me. Which is the way to the police station?
—Sorry, I'm new here. _______.[ ]
A. Nothing serious.
B. Good luck.
C. Thank you all the same.
D. Pleased to hear that.
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