Based on the productional practice, three ventilation means suitable for fully mechanized drives are put forward and some problems concerned in application process are given a necessary discussion.
根据我国煤矿的生产实际，提出了在煤矿综掘巷道中适宜采用的三种通风方式，并就其应用过程中的有关问题进行了必要的探讨。
Based on the productional practice, three ventilation means suitable for fully mechanized drives are put forward and some problems concerned in application process are given a necessary discussion.
根据我国煤矿的生产实际，提出了在煤矿综掘巷道中适宜采用的三种通风方式，并就其应用过程中的有关问题进行了必要的探讨。
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