This text discusses the importance of building up mine well draining and controling system, and primarily inquires into the structure and function of mine well draining and controling.
文中论述了建立矿井排水控制系统的重要性，并探讨了矿井排水控制系统的结构及其实现的功能。
The gold mine discharges tailings massively every day, which results in gold and useful metal draining, simultaneously brings the enormous harm to the environment.
黄金矿山的尾矿每天大量排放，造成金及有用金属的流失，同时对环境带来极大的危害。
This paper also carefully introduces a way and path to keep economic operation for chief draining pump in coal mine underground.
详细地阐述了保持煤矿井下大泵经济运行的途径和方法。
Drain the system is the important link that the coal mine produce, draining the pump to belong to the coal mine large fix the equipments, the independence is strong, the back up coefficient is big.
排水体系是煤矿出产的重要环节，排抽水机属煤矿大型固定装备，独立性强，备用系数大。
Mechanics research on chief draining pump cavitation damage in coal mine;
在煤矿井下的排水系统中，需要多台排水泵协调地工作。
Mechanics research on chief draining pump cavitation damage in coal mine;
在煤矿井下的排水系统中，需要多台排水泵协调地工作。
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