一级电石的发气量是（）_爱下问搜题

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问题填空题

一级电石的发气量是（）

答案

参考答案：300M3/T

选择题

After he gave a report about the school, Mr White ____ the visitors around it.

A. went on to show
B. went on showing
C. went on with showing
D. kept on showing

名词解释

堆内构件