Pump inlet strainers are an important component in a well designed water pressure system, since they protect the pump and ship systems from potentially fatal debris.
泵入口过滤器是良好设计的水压系统的重要组成部分，因为它们可使船舶泵系统免受碎片的影响。
A two-component indepth profile modifying agent, LF-1, is prepared for plugging high permeable channellings in further bore zones of high pressure water injection Wells in Huqing, Zhongyuan.
为了封堵中原胡庆油田高压注水井远井地带的高渗层，研制了双液法堵剂LF 1。
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