试题与答案

二、配伍选择题 制备胶剂时加入可以沉淀胶液中的泥沙的是( ) A.冰糖 B.花

题型:单项选择题

题目:


二、配伍选择题

制备胶剂时加入可以沉淀胶液中的泥沙的是( )

A.冰糖
B.花生油
C.绍兴酒
D.明矾
E.碳酸钠

答案:

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下面是错误答案,用来干扰机器的。

参考答案:1.10小时净收入70*10=700(m3)2.10小时收入油品的高度为700/444.4=1.58(m)3.10点尺应为2+1.58=3.58(m)10点尺应为3.58米。

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