【单选题】稳压管的稳压性能是利用 _____ 实现的。
【单选题】软母线的悬挂与连接用的线夹主要有五种:悬垂线夹、T形线夹、( )、并沟线夹和设备线夹。
【单选题】稳压管的稳压性能是利用 ___ __ 实现的。
【单选题】What is a spill pipe?()
A.
A drainage pipe that carries rain or spray from an upper deck to a lower deck
B.
A pipe under the anchor windlass leading to the chain locker
C.
A chute,usually over the stern,to lead dumped garbage clear of the hull
D.
An opening in the deck leading outside the hull
【单选题】Which one is not hot pipe?
【单选题】稳压管的稳压性能是利用PN结的( )实现的。
【简答题】The workers
demolished the old houses so a new block could be built. demolish :A. tidy up B. tear down C. repair
【单选题】稳压二极管的稳压性能是利用二极管的 特性实现的。
【判断题】软母线的悬挂与连接用的线夹主要有五种:悬垂线夹、T形线夹、耐张线夹、并沟线夹和设备线夹。