The level (upright) bus and its connection system, functional compartment and meter measure cell, ventilation system in the mix unit were expounded respectively.

对柜中水平(垂直)母线及其连接系统、功能隔室及表计测控室、通风散热系统分别进行了阐述，并采取措施加强柜体结构强度。

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This article briefly introduces the status quo of ventilation system of Dongxiang Copper Mine, including its technique level, the method to test its economic factors, and the comment on this system.

对东乡铜矿通风系统现状作了简述，介绍了该矿通风系统技术、经济指标测定的方法，并对该矿通风系统作了评述。

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The diagram can reflect the technical management level of the ventilation system, also can reflect the t…

它既能反映通风系统的技术管理水平，又能反映通风防灭火的技术途径。

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