断条器导向挡块与滤条之间的距离是()mm,距离过大起不了限制滤条跳动的作用,压了太紧,滤条会出现皱折。
A、0.2
B、0.5
C.0.8
D.0.1
参考答案:B
Little Tom admitted ________ in the shop, ________ that he wouldn't do that in future.[ ]
A. to have stolen; promising
B. stealing; promised
C. to stealing; promised
D. having stolen; promising
目前,我国已拥有世界遗产28处,其中属于世界文化遗产的有( )。
A.布达拉宫
B.庐山
C.云冈石窟
D.九寨沟