当飞机上的时钟失效后,各系统记录的故障信息是否还含有时间信息?
A、有,用CFDIU内部的时钟
B、有,用FMGC内部的时钟
C、没有
D、不确定
参考答案:A
I ’d rather have a room of my own, ________small it is, than________a room with others.
A.no matter ; to share
B.however; share
C.whatever; sharing
D.no matter how; sharing
螺杆泵的管柱防脱设施有几种?