莹石主要成份是CaF,能降低炉渣的熔点,提高渣的流动性,故可常用它来洗炉。

题型:判断题

问题:

莹石主要成份是CaF,能降低炉渣的熔点,提高渣的流动性,故可常用它来洗炉。

考点:炼铁工考试高炉工长考试高炉工长考试题库
题型:判断题

单词拼写。

1. He didn't work hard all the term. So it's o_____ that he can't pass the final examination.

2. The teacher gave no r_____ to Tom's composition, and left the classroom without a word.

3. In order to resist against the earthquake, the s_____ of the building has been red-signed in common.

4. She s_____ on her bedside lamp and tried to read.

5. As we all know Mao Zedong has a strong Hunan a_____ .

6. The male birds have_____ (与众不同的) black and white marks on their heads.

7. In English the spelling of words doesn't always _____(代表) the sound.

8. She is an excellent _____(语言学家) known all over the world.

9. You should do more and try your best to _____(影响)him.

10. I went to the bookstore yesterday and bought a _____ (参考) book.

题型:判断题

脊髓灰质炎患者发生肢体肌肉萎缩的主要原因是()

A.病毒的直接侵害

B.患肢肌肉血供减少

C.失去神经的营养性作用

D.患肢长期废用

E.脊髓失去高位中枢的控制

题型:判断题

划分财务会计和管理会计的“边界论”观点所基于的维度是()。

A.空间维度

B.时间维度

C.两者都是

D.两者都不是

题型:判断题

采取顺流或者船舶下风方向游进,风和流将浮油带走,将有助于离开浮油。()

题型:判断题

三轮车起步停车时,关键是油门和离合器的配合,主要是离合器握把的放开要做到()。

A、慢松、渐放、稍停

B、慢松、稍停、渐放

C、稍停、渐放、慢松

D、渐放、稍停、慢松

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