调节池混合槽的出水水质对PH指标有何要求?

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问题:

调节池混合槽的出水水质对PH指标有何要求?

考点:污水处理工考试污水处理初级工考试污水处理初级工考试题库
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阅读理解。
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1. Whose is the lost dog?
A. Mr. White.        
B. Larry        
C. Susan        
D. David
2. If you want the job as a taxi driver, you should _______.
A. master at least three language        
B. know the city very well
C. be an experienced driver            
D. both B and C
3. If you want to have a violin lesson, you may_______. 
A .call Susan at 7328059                
B. surf the website: www.music.com.au  
C. telephone Mr. White at 5132683        
D. write a letter to Australia
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“滴自己的汗,吃自己的饭,自己的事情自己干,靠天、靠地、靠祖上,不算是好

汉!”陶行知的这句话告诉我们要做一个

A.勇于创新的人

B.自立自强的人

C.信守承诺的人

D.有同情心的人

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(1)由2个C原子、1个O原子、1个N原子和若干个H原子组成的共价化合物,H的原子数目最多为_________个,试写出其中一例的结构简式_______________________。

(2)若某共价化合物分子只含有C、N、H三种元素,且以n(C)和n(N)分别表示C和N的原子数目,则H原子数目最多等于_________。

(3)若某共价化合物分子中只含有C、N、O、H四种元素,且以n(C)、n(N)和n(O)分别表示C、N和O的原子数目,则H原子数目最多等于。

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凝血酶时间(TT)延长见于()

A.纤维蛋白原降低

B.凝血酶原降低

C.凝血因子Ⅶ降低

D.凝血因子Ⅷ降低

E.凝血因子Ⅹ降低

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在中国传统文化中“孝”历来被看作最基本、最重要的德行之一,但封建社会又片面强调“愚孝”,成为束缚人们思想和行为的枷锁。对此我们应()

A.推陈出新、革故鼎新

B.取其精华、去其糟粕

C.面向世界、博采众长

D.全盘否定、全部抛弃

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