网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
Moisture absorbed in the winding or condensed on the surface of electrical machinery nsulation
A.is good for long term preserving since most insulation is organic and contains some amount
B.lowers the insulation value and is a common cause of fault grounds in idle machines
C.will enhance insulation resistance only if it is no salt
D.reduces the amount of current supplied or drawn by the machine so horsepower is limited
参考答案
更多 “ Moisture absorbed in the winding or condensed on the surface of electrical machinery nsulation A.is good for long term preserving since most insulation is organic and contains some amountB.lowers the insulation value and is a common cause of fault grounds in idle machinesC.will enhance insulation resistance only if it is no saltD.reduces the amount of current supplied or drawn by the machine so horsepower is limited ” 相关考题
考题
Vessels carrying ______ must not willfully wash decks or holds.A.General cargoB.Steel productsC.Harmful cargoD.Machinery
考题
Application of the transformational rules yields__________ structure.
A.lexicon
B.deep
C.mexical
D.surface
考题
【单选题】以下哪个是设置布线安全间距的规则A.Routing→WidthB.Routing→Width LayersC.Electrical→ShortCircuitD.Electrical→Clearance
热门标签
最新试卷