钢筋工程的骨架长度,其允许偏差为±20mm。( )
参考答案:错
AM96型转向架的轴端接地装置位于()。
A.3、5位
B.1、7位
C.2、8位
D.4、6位
They heard a big noise but they couldn't find__________ in our neighborhood. [ ]
A. something strange
B. strange something
C. anything strange
D. strange anything