提高煤粉燃烧率的方法有()。A、提高鼓风氧浓度 B、喷吹Fe2O3粉 C、添加氧化剂

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问题:

提高煤粉燃烧率的方法有()。

A、提高鼓风氧浓度

B、喷吹Fe2O3

C、添加氧化剂

D、提高风温

考点:配管工高炉配管工(高级)高炉配管工(高级)题库
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真理是有用的,因此有用就是真理。 ( )

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Directions: There are 10 blanks in the following passage. For each numbered blank, there are 4 choices marked A, B, C and D. Choose the best one and mark your answer on the ANSWER SHEET with a single line through the center.

Older female managers are (51) that working under the (52) of younger female managers can be particularly (53) . While older women generally have long accepted the (54) of working for younger men, some are having difficulty in coming to grips with the idea that younger women are occupying more and more (55) positions. Today, nearly 1.5 million women under the age of thirty-five hold managerial jobs, up from 322,000 in the early 1970s. On one hand, this (56) signals improvement in the status of career-minded women. On the other hand, it can stifle progression and lead to dissatisfaction. Older women tend to be deferential (恭敬的,恭顺的) with coworkers and maternal with supervisors. Such (57) can infuriate young female executives and can (58) stressful working conditions. Conflict often arises because older workers frequently feel that they wow how things ought to be (59) . Their advice is sought in some cases, but most of the time they are perceived as a (60) of the "problem" by younger, career-oriented female managers.

A.south

B.source

C.saucer

D.sought

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掌握传染病潜伏期最重要的意义是()。

A.协助诊断

B.预测疫情

C.确定检疫期

D.预测预后

E.估计病情轻重

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胎盘完全形成在()

A.妊娠1个月末

B.妊娠2个月末

C.妊娠3个月末

D.妊娠4个月末

E.妊娠5个月末

题型:多项选择题

证券公司申请办理席位时,需要出具的材料应当包括证券公司职工名册和职工的身份证明。 ( )

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