在旋转机械中,衡量设备状态的重要参数是()。
参考答案:振动量
Dr.King won the Nobel Peace Prize in 1964 for his achievement and_____.
A.honor
B.victory
C.courage
D.failure
________ you met the foreigner from Canada?
A. Where it was that B Who it was that
C. Where was it that D. Where was that