mine sump

常见例句

This paper introduces a type of sump cleaning machine used in coal mine, analysis its structure, working principle and specialties.
介绍一种用于煤矿的水仓清理机，并对其结构原理、工作特点进行了分析。
The paper introduced the working principle, working process and technical parameters of model SCQY real-time silt cleaning system for mine sump.
介绍了SCQY型矿井水仓清淤系统的工作原理、工艺流程以及技术参数，并分析了该清淤系统的综合性能和效益。
The dredging of the water sump in the underground mine is always done with the primitive manual operation for many years which would seriously influence and restrain the mine safety and production.
煤矿井下水仓清淤多年来一直采用原始的人工作业方式来完成，严重影响和制约着矿井的安全与生产。