【单选题】MAC stands for ______.
A.
Micro Application Control
B.
Message Acquired Center
【简答题】数控技术是利用 对机械运动及加工过程进行控制的一种方法。英文简称 。
【单选题】Imperfect goods are________by our quality control center in case they come into the consuming of the customers.
【单选题】Which of the following sentence is true?
A.
Oakland Air Route Traffic Control Center has more controllers than authorized.
B.
Oakland Air Route Traffic Control Center has already been faced with staffing crisis.
C.
Former President Reagan continued to hire striking workers in 1981.
D.
FAA will decide on recruitment funds by itself.
【简答题】数控技术,英文简写为__ __,是利用 对机械运动及加工过程进行控制的一种方法。