电梯轿厢平层误差允许值为()
A.5mm
B.10mm
C.15mm
D.20mm
参考答案:B
—I have tried very hard to find a solution to the problem, but in vain.
—Why not consult with Frank? You see, ________.[ ]
A. great minds think alike
B. two heads are better than one
C. a bird in the hand is worth two in the bush
D. it's better to think twice before doing something
工程设施建设影响防洪但尚可采取补救措施的,责令限期采取补救措施,可以处()的罚款。
A.1万元以上5万元以下
B.5万元以上10万元以下
C.10万元以上20万元以下
D.1万元以上10万元以下