hydraulic mining

常见例句

The proper lift pump for deepsea mining is one of key equipment of hydraulic mining system of ocean polymetallic nodules.
深海采矿专用提升泵是大洋多金属结核水力开采系统的关键设备之一。
Hydraulic mining is another system for obtaining ores from alluvial deposits. a stream of water is shot under pressure from a large nozzle in a particular direction.
水力开采是从冲积矿床中获取矿石的又一种方法。加压水流从一个大喷嘴朝特定的方向射出。
It is considered that the hydraulic mining system which possesses the most perfect technology and the most prospective commercial application should be taken as the main subject of study.
认为应将技术最成熟、最有商业应用前途的水力采矿系统作为试验研究的主要对象；当前在重点开展基础研究的同时，应着手进行小比例模型采矿设备的研制；