Therefore, the maintenance of a reliable water pump is the first issues to consider.

因此，水泵机组的可靠维修性是首先要考虑的问题。

youdao

If a longer time out, it should be made to pump from the Wells to carry out maintenance, rust, coating for oil and parts, after assembly storage preservation.

如果停用的时间较长，就应把水泵从井中提出来，进行维修、除锈、涂油及换件，组装后入库保存。

youdao

Yeomans Series 9235 dry-pit submersible pumps provide rugged solids-handling pump construction and a quality, low maintenance, patented closed-loop cooling system .

约曼9235系列干井潜水泵是固体颗粒污水处理泵，其结构坚固耐用，质量优异，维护成本低，并配置专利技术的闭环冷却系统。

youdao

The Pentagon report concluded that KBR failed to ground a water pump at the building, and the company did not report improperly grounded equipment during routine maintenance.

CNN: Take back KBR bonuses, senators urge Pentagon