uplift

In order to put forward technical research and exploitation for drilling hole hydraulic mining, the technological process, ejection mechanism, squirt gun design, lift up efficiency and security stabilization of it are synthetically analyzed, meanwhile many technical problems are reduced to five different outlines.

综合分析工艺流程、喷射机理、水枪设计、升举效率和安全稳定性等 ,将钻孔水力采矿的众多技术问题归纳为 5个方面的要点内容 ,为开展钻孔水力采矿的技术研究和技术开发工作提出基本思路。

Just-lift-off phenomena and lift-off characteristics of mechanical face seals;

机械端面密封的密封面顶开现象和升举特性