hydromining

常见例句

Borehole hydromining is a kind of safe and efficient new mining method .
钻孔水力采煤是一种既安全、又能极大地提高资源利用率的新的采矿方法。
The mine is among the first group of the mines in using hydromining method.
河南鹤壁矿务局四矿是我国开展水采较早的矿井之一。
After 40 more years of development,the mechanized hydromining system has become increasingly mature.
水力采煤技术作为一种机械化采煤技术,在我国历经40余年的发展和完善,已趋于成熟。
As a very important part of borehole hydromining device, with its special advantage, jet pump becomes the main subject of this thesis.
作为钻孔水力采煤的重要组成部分,环形喷嘴射流泵因为其独特的优点成为本论文研究的内容。
The paper highlights the experience for enhancing the economic returns during hydromining thin composite seams with a large dip angle through improving the layout of wokings.
本文着重介绍了在利用水采工艺开采大倾角、薄煤层群的生产过程中通过改革巷道布置提高经济效益的经验。
This paper is to give a systematic introduction to the technology used by YTC, including development pattern, minin method, hydromining equipment, hydraulic transport and auxiliary operations.
本文就云南锡业公司水力机械化开采从开拓形式、采矿方法、水采设备、水力运输以及辅助作业等方面作了较为系统的介绍。