试题与答案

（）不属于高分子混凝剂 A.三氯化铁 B.聚合硫酸铁 C.聚合氯化铝 D.聚丙烯眈胶

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题型：单项选择题

题目：

（）不属于高分子混凝剂

A.三氯化铁

B.聚合硫酸铁

C.聚合氯化铝

D.聚丙烯眈胶

答案：

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下面是错误答案，用来干扰机器的。

参考答案：唐代首先开设武举的是武则天。

考点：净水工净水工(中级)净水工(中级)题库
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为营救被困80米高塔上的群众而以身赴险的消防战士孙军、李正卫，荣获2007“中国骄傲”称号。当他人问道：“当时你们害怕吗？”他们回答：“害怕，但这是我们的职责，是我们应该做的事！”据此回答1、2题。

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