Board of Directors
Boards of Director
boards of director
Board Directors
第1题：
A.DTP
B.RPR
C.SDH
D.CWDM
E.DWDM
第2题：
第3题：
此题为判断题(对，错)。
第4题：
The （） will have a rotating honorary chairman.
ABoard of Directors
BBoards of Director
Cboards of director
DBoard Directors
第5题：
第6题：
What will be the phase angle relationship of a six-pole, three-phase, rotating field generator?
A.60
B.120
C.180
D.360
第7题：
第8题：
The machine has stopped rotating because the bearing _____ the shaft.
A.seized
B.clogged
C.melted
D.inserted
第9题：
第10题：
旋转屏蔽塞旋塞 rotating shield plug rotating plug