涡流探伤中,试样与探头式线圈之间距离变化所引起的电磁耦合的改变,称为()效应.
参考答案:提离
He is ___ with the striking workers.
A.sympathy
B.synthetic
C.sympathetic
D.sympathize
—Could you let me know _______ yesterday?
—Because the traffic was heavy.[ ]
A. why you come late
B. why you came late
C. why did you come late
D. why do come late