对高压开关柜巡视检查时应检查开关柜前后通道应()等。 A.畅通 B.整洁 C.有交通

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问题:

对高压开关柜巡视检查时应检查开关柜前后通道应()等。

A.畅通

B.整洁

C.有交通标志

D.通道宽度是否符合规程要求

考点:电工进网证考试电工进网证(高压类)电工进网证(高压类)题库
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地下洞室围岩总评分T的影响因素除岩石强度、岩体完整程度外,还包括()。

A.结构面状态

B.地下水

C.围岩强度应力比

D.主要结构面产状

E.支护类型

题型:多项选择题

现有一瓶标签已破损的过氧化氢溶液,为测定瓶内溶液中溶质的质量分数,取该溶液34g于烧杯中,加入一定量的二氧化锰,完全反应后,称得烧杯内剩余物质的总质量是34.4g,将杯内剩余物质过滤、洗涤、干燥后得滤渣2g.计算:

(1)生成氧气的质量.

(2)瓶内过氧化氢溶液中溶质的质量分数.

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Once there was a little girl who came to live in an orphanage (孤儿院). As Christmas time was drawing near, all of the other children 11 telling the little girl about the beautiful Christmas tree that would appear in the hall downstairs on Christmas morning. After their usual 12 , each child would be given their only Christmas gift, a small orange.

The headmaster of the orphanage was very 13 with the kids. So on Christmas Eve, when he 14 the little girl slipping down the stairs to peek(偷看)at the much-heard-of Christmas tree, he 15 that the little girl would not receive her Christmas orange because she had been so curious as to disobey the rules. The little girl ran back to her room 16 , crying at her terrible fate. The next morning as the other children were going down for breakfast, the little girl stayed in her bed. She couldn’t 17 the thought of seeing the others receive their gift while there would be 18 for her. Later, as the children came back upstairs, the little girl was surprised to be handed a napkin (餐巾). As she carefully opened it, there, to her 19 , was an orange all peeled and sectioned (分瓣). “ How could this be? ” she asked. Then, she realized how each child had taken one section from their orange for her so that she, too , would have a Christmas orange. What an example of the true meaning of Christmas those orphan children showed that morning! How I 20 the world would show the same kind of concern for others, not only at Christmas, but throughout the year!

请在14处填上正确答案()

A.caught

B.took

C.held

D.kept

题型:多项选择题

抽吸压力的慨念是什么?

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汉斯的代表作是()

A.《比较教育》

B.《比较教育:教育的因素和传统的研究

C.《教育中的比较法》

D.《比较教育的科学探索》

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