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凿岩

na.【矿】 drilling
网络rock drilling

凿岩

英-汉网络释义

凿岩

drilling

凿岩钎头,Drill... ... ) rock drilling 凿岩 ) drilling 凿岩 ) rock drill 凿岩机 ...

rock drilling

施工实用英语- 免费英语学习平台 ... excavation 挖方 rock drilling 凿岩（工作） earthwork transportation 土方运输 ...

1

This change was partly brought about by the jumbo , a movable platform on which numerous rock drills are mounted .

这变化所带来的巨无霸，一种可移动平台，众多的凿岩安装。

2

The cost of bits consumption is an important part of drilling cost in the down the-hole drilling.

潜孔凿岩中，钻头费用消耗是穿孔成本的重要组成部分。

3

What we have done in this paper is of great significance in designing the heavy rock drill to drill deep and large diameter hole .

为大孔径深孔凿岩的重型液压凿岩机的研究与研发打下理论和实践基础。

4

The investigation showed that the bad rock and unreasonable drilling and blasting were the main inducing factor of stope collapse .

调查表明，岩性变差与凿岩爆破工艺不合理是采场跨塌的主要诱因。

5

The Technical Support Engineer is responsible for support to the product line (Tunneling Jumbos) within the region .

技术支持工程师主要是针对对区域内的凿岩台车提供支持。

7

A rock drilling drag bit incorporating the cutting element and a method of cutting a material using the cutting element are also disclosed .

还公开了包括所述切削元件的凿岩刮刀钻头和使用所述切削元件来切削材料的方法。

9

It takes the shock and rotation noise as one of the main noise source of pneumatic drill .

将气动凿岩机的冲击噪声和回转噪声作为一种主要噪声声源。

10

To lower blasted boulder yield is one of the most important technical considerations in deep-hole blasting operations of mine .

降低深孔爆破落矿大块率是矿山凿岩中的一个重要课题。

12

The theoretical analyses and tests on the spot were conducted on tunneling working face dust control & ventilation in underground mines.

对巷道凿岩通风防尘进行了理论探讨和现场试验。

14

Comperative tests are done about factors affecting drilling effects, and that are also expounded and proved.

对影响凿岩效果的各因素做了对比试验和分析论证。

16

This paper presents the mult- goal optimal design of the valveless pneumatic rock-drilling .

本文对无阀型气动凿岩机进行多目标优化。

17

This paper designed a new type of muffler for pneumatic rock drill with the theory of impedance .

利用阻抗消声原理为气动凿岩机设计了一种新型的消声罩。

18

This paper specifies the development history of underground chisel rock equipment and its application and development trend .

论述了地下凿岩设备的发展历史、应用效果和发展趋势。

19

Tunnel in hard rock may be excavated in whole section by using chiseling rock trolley to drill small holes .

在硬岩中中隧道可采用凿岩台车钻眼，进行全断面开挖。

20

High-pressure conditions (100 MPa), along with rock temperature increment, the unit broken rock energy consumption reduces obviously.

在高围压状态，冲击凿岩的单位破岩能耗随着温度升高而降低；

21

Test Research on Parameter Optimization for Long and Medium Hole Drilling and Blasting in Sanxin Co.

三鑫公司中深孔凿岩爆破参数优化与试验研究。

22

23

The influencing factors relating to chamber stability of deep mining stope were fully analyzed , and the factors were divided into 4 types .

对影响深井采场凿岩硐室稳定性的因素进行了全面分析，并将影响因素分为 4 类。

25

Fractal charact6tistics of rock drilling powder is researched with fractal geometric theory in this paper .

本文应用分形几何理论研究了矿山凿岩时岩粉粒度分布的分形特征。

26

The end, the drilling boring cars to meet the level of layered filling mining bear-hole, hole-cutting, geophysical hole .

最终使凿岩钻车可满足水平分层充填采矿打上采孔、切采孔、物探孔。

27

We rushed back to the place I had chipped the rock .

我们赶紧回到我凿岩石的那个地方。

29

It is suitable for impact-resistant rock-working mining tools &wearparts.

适于制作抗冲击的矿山凿岩钻具和耐磨零件。

30

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