查询词典 hydraulic mining

Hydraulic mining ; high production and high efficiency ; production management ; expert simulation system

水力采煤；高产高效；生产管理；专家模拟系统

In a modern style of hydraulic mining first developed in California, a high-pressure hose directed a powerful stream or jet of water at gold-bearing gravel beds.

74这一诞生于加利福尼亚、具有现代风格的液压采矿方式是用高压软管将强大的水柱射向含有金矿的砾石床。

In the next stage, by 1853, hydraulic mining was used on ancient gold-bearing gravel beds that were on hillsides and bluffs in the gold fields.

接下来，至1853年止，液压采矿的方式被运用于开采采金区山坡和峭壁上那些含有金矿的古老的砾石床。

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。

The main products include: hydraulic bending track machine, rail Shuang'gou bending machine, vertical bending track machine, Calibration machines, extrusion hole machine, from Road machine, reset machine, electric saw track machine, adjust gauge, and tub of plastic machines, ching car machine, alignment machine,machine, electro-hydraulic putt, pumping stations, such as hydraulic mining machinery and maintenance tools.

主要产品有：液压弯轨机、双沟弯轨机、垂直弯轨机、校正机、挤孔机、起道机、复位机、电动锯轨机，轨距调整器，矿车整形机，清车机、校直机、拨轮机，电动液压推杆，泵站等矿山液压机械及维护工具。

Of the individual-owned enterprises, mainly engaged in the range of hydraulic mining machinery complete sets of equipment production and sales, its main products are: supporting products and coal mining test equipment maintenance.

系个人独资企业，主要经营范围为矿用液压机械成套设备的生产与销售，其主要产品为：煤矿支护产品和矿用试验检测维修设备。

Special mining engineering includes hydraulic mining technology, three underground mining technology, and underground coal gasification.

特殊开采工程包括水力开采技术、&三下&矿体开采技术、地下气化技术等。

The product has to bear the high stress, bending radius of the small, anti-fatigue performance, long life and other characteristics, widely used in metallurgical side casting, oil drilling, engineering machinery, mining and all kinds of hydraulic mining machinery.

本产品具有承受压力高、弯曲半径小、抗疲劳性能强、使用寿命长等特点，广泛应用于冶金边铸、石油钻探、工程机械、矿山采掘及各类液压机械等。

Rock burst was easily happened at chain pillars between hydraulic mining face and drying mining face.

在水采工作面和旱采工作面交接的护巷煤柱处，极易发生冲击矿压事故。

Emulsion in coal mine to play a very important role, as the hydraulic mining machinery working media, particularly mine coal face, as hydraulic and hydraulic prop of the working media in the coal mine has been widely used mine support equipment known as the blood.

乳化液在煤矿生产中发挥着十分重要的作用，作为煤机产品液压传动的工作介质，尤其是作为煤矿采煤工作面液压支架和单体液压支柱的工作介质在煤矿井下得到了广泛的应用，被称之为煤矿支护设备的血液。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。