0.38kv线路导线对地面的最小允许距离是多少?

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问题:

0.38kv线路导线对地面的最小允许距离是多少?

考点:电力线路工电力线路工题库
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Have you ever asked yourself why children go to school? You will 小题1: (probable) say that they go to learn languages,arithmetic,history, science and some other knowledge.That is quite true;but why do they learn these things?

We send our children to school to prepare them for the time   小题2: they will be big and will have to work for 小题3: .Nearly everything they study at school has some practical use in their life.But is that   小题4: only reason why they go to school?

There is more in education than just 小题5:(1earn)facts.We go to school to learn how to learn,so that when we have left school we can continue to learn.A man 小题6:  really knows how to learn will always be successful,because when he has to do something new, he will not only be able to do it well himself, he will also be able to teach others  小题7:  to do it in the best way.The 小题8:  (educate)person,on the other hand,is either unable to do something new,or just 小题9: (do) it badly.The purpose of schools,therefore,is not to teach languages,arithmetic,history science,etc.,  小题10: to teach pupils the way to 1eam.

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任何成年人都可以进行高空作业。

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汽油的热值是4.6×107 J/ kg,完全燃烧210g汽油能放出             J的热量;若这些热量全部被水吸收,可使        kg 水,从20℃升高到43℃。

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资产负债表日,满足运用套期会计方法条件的现金流量套期和境外经营净投资套期产生的利得和损失,属于无效套期的应借记或贷记( )科目。

A.资本公积

B.公允价值变动损益

C.盈余公积

D.财务费用

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会议纪要与会议记录的根本区别在于

A.纪实性

B.政策性

C.概括性

D.灵活性

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