发电机非同期并列有什么危害?

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问题:

发电机非同期并列有什么危害?

考点:安全生产知识竞赛电力安全生产知识综合练习电力安全生产知识综合练习题库
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县级药具库房面积的参考标准?

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完成对话:(10分)
A. He is proud of her.
B . How long will she stay there?
C What’s her job in the team?
D . I hope she will return safely.
E Working there as a nurse may be dangerous.
F I’m sorry to hear that.
 
A : Look! The report says that a medical team was sent to Heidi last week.
B: Yes, do you know my aunt was a member of it?
A: Really? (1)__________________
B: For about twenty days.
A: (2)_____________________
B: She is a nurse. She will help to cure the people who were hurt in the earthquake.
A: The work will be dangerous. The conditions in Heidi are terrible.
B: Yes. Heidi is in a mess(混乱). (3)____________________
A: Does your uncle agree to let her go there?
B: Yes. (4) ______________
A: They’re so great. (5) __________________-
B: I hope so. And our school will invite her to give us a speech then.
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 Believe it or not, he came _______.

A.drunk home last night

B.home last night drunk

C.home drunk last night

D.last night home drunk

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有些宾馆、饭店的洗手间里装有感应式热风干手器,洗手后把手放在它的下方,热烘烘的气体就会吹出来,一会儿手就烘干了.它能很快把手烘干的理由是:

(1)热风提高手上的水分_________,加快手上水分的蒸发;

(2)热风同时加快水表面的_________,从而加快水分的蒸发。

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浮筒液位变送器按测量对象分为()浮筒

A、测液位和测界面

B、测液位和测水位

C、测水位和测界面

D、测高度和测界面

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