理论上硝化1g氨氮,需要投加()g以上的熟石灰才能维持污水原来的碱度。A.1.5 B

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问题:

理论上硝化1g氨氮,需要投加()g以上的熟石灰才能维持污水原来的碱度。

A.1.5

B.2.1

C.4.4

D.5.4

考点:污水处理工考试污水处理高级工考试污水处理高级工考试题库
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Most "unassertive" people are not confident and take no for an answer much too easily. There is a growing awareness in our society that this tendency (1) the rights of large numbers of people. For example, in recent years there has been an upsurge in (2) and pressure groups. This is a (3) as there will always be a need for such organizations to (4) individuals and minorities in a competitive society. The danger is that we (5) for our rights and lose the art of asserting ourselves. It is better for (6) with other people if you can learn (7) for yourself.
Now, we have to learn to ignore some of the (8) that may be ringing in our unconscious minds, such as: "If you ask once more, I’ll flatten you", and " (9) ".
The main technique that we use in (10) to practice the art of persistence is called Broken Record. (11) we hear one sentence over and over again until we reach screaming pitch and (12) .
Broken Record is the skill of being able to repeat over and over again, (13) , what it is you want or need, until the other person gives in or (14) .
Now, this technique is extremely useful for dealing with situations where your rights are clearly (15) , or coping with situations where you are likely to be diverted by clever, (16) .
The beauty of using Broken Record is that you (17) because you know exactly what you are going to say, however (18) the other person tries to be.
As with most assertive techniques, it must be used appropriately. It is (19) and is not designed to foster deep, interesting conversations and friendships with people! It is primarily of use in situations where (20) .

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对于工业锅炉,规定( )进行热效率试验。

A.仅采用反平衡法

B.仅采用正平衡法

C.采用反平衡法,并辅以正平衡法作为参考

D.同时采用反平衡法和正平衡法

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Wi-Fi(wirelessfidelity)是一种能够将台式个人计算机、笔记本计算机、车载信息设备、手持设备(如手机、Pad等)等终端以()方式互相连接的技术。

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热力学基础是研究()的规律和方法的一门科学。

A.热能与机械能相互转换

B.机械能转变成电能

C.化学能转变成热能

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装岩机械,必须()照明,无照明装置,不准使用。

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