pressure washing

An under well pipe is not needed in site utilization, and the settled washing wax and pressure testing work goes down to the well together with the pump, which reduced the method cost.

现场应用时不需要独起出井下管柱，可结合下沉的清蜡检、测压作业随泵下井，减少了措施成本。

A high-pressure wash water pump boosts raw water pressure the high pressure required for on-line washing.

高压吹洗水泵把工业水压力提高到 在线 冲洗所需的压力.

With the pressure washing version, a printing plate unjusted photoptic part of the relief depth sulci.

随着洗版不张力的补充, 印版上未感平局部的浮雕广量变浅.

Numerical simulation of sand washing with high pressure waterjet in horizontal well

水平井段高压水射流冲砂洗井数值模拟研究

From the fields of equipment, quality of washing liquid and operation condition, the factors to affect the ammonia content in gas of all-negative-pressure A-S circulating gas cleaning and chemical product recovery system are analyzed as well as the control measures.

从设备、洗涤液质量、操作条件等方面，分析了影响石家庄焦化集团全负压A-S循环煤气净化、化学产品回收系统煤气含氨量的因素及控制措施。