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【单选题】
碳化尾气净氨塔选用泡罩塔是因为其优点是（）。
A.
操作弹性大
B.
阻力降小
C.
塔板效率高
D.
结构简单，便于安装
相关题库：纯碱碳化工题库
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参考答案：
举一反三
【单选题】Passage Three In recent years there has been an increasing number of large oil spills. These spills, some of which have occurred directly at the site of extraction and others during tran...
A.
immediately
B.
after quite a long time
C.
few years later
D.
after several months
相关题目：
【单选题】Passage Three In recent years there has been an increasing number of large oil spills. These spills, some of which have occurred directly at the site of extraction and others during tran...
A.
immediately
B.
after quite a long time
C.
few years later
D.
after several months
参考解析：
题目纠错 0
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