风桥的作用是______。 -题库考试答案搜索网

风桥的作用是______。

单选题

2021-09-01 22:49

A、把同一水平相交的两条进风巷的风流隔开
B、把同一水平相交的两条回风巷的风流隔开
C、把同一水平相交的一条进风巷和一条回风巷的风流隔开
D、把同一水平相交的一条进风巷和一条回风巷的风流相连

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正确答案

C

试题解析

标签：联大河南理工大学矿井通风与安全课程设计

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