pneumatic drill

Pneumatic Turbine Drill Design Characteristic Analysis

气动涡轮钻具设计特性分析

Development and use of pneumatic taphole drill

气动开铁口机的开发应用

As the men refused to stop working, the police attempted to seize the pneumatic drill.

因为工人拒绝停止工作, 警察想要去抢下那个气钻.

When a student recently saw two workmen using a pneumatic drill outside his university.

最近有个学生看见两个工人在大学校门外用风钻干活.

The development of production of tools for rock drill in China and present domestic market condition of rock drill tools for hand held rock drills, tools for hydraulic rock drill vehicle, connected rod for pneumatic drill vehicle and tools for down-the-hole drill are summarized and analyzed.

概述和分析了我国凿岩钎具生产的发展和目前国内轻型凿岩机用钎具、液压凿岩钻车用钎具、气动采矿钻车用接杆钎杆以及潜孔凿岩钻具等市场情况。

In the case of being difficult of drilling with common pneumatic drill, about 100 m3 of debris soil is blasted out successfully by using sprung method through man-made setting up bulled holes.

在普通风动凿岩机钻孔困难的情况下，通过人工开设药孔，用药壶法成功爆破了100m3的碎石质土壤。

Failure Analysis and Improvements of Spiral Nut of Pneumatic Rock Drill

气动凿岩机螺旋母失效分析及改进

Application of the horizontal smooth blasting of pneumatic drill to the excavation of protective layer of foundation surface of Permanent Ship Lock in Three Gorges Project

手风钻水平光面爆破在三峡永久船闸建基面保护层开挖中的应用

This paper designed a new type of muffler for pneumatic 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.

Computer Simulation of the Dynamic Process Inside a Pneumatic Drill

气动凿岩机内部过程的电子计算机模拟

...the sound of a pneumatic drill hammering away.

风钻钻个不停的轰鸣声

Study and Test Analysis of One-step Seed-Centralized Pneumatic Drill

气流一阶集排式播种机的研制与试验分析

The noise from that pneumatic drill outside gets on my nerves.

外面风钻的噪音真使我心烦.

Heat treatment experiment research of pneumatic percussive drill bit for geophysical explore

物探气动冲击钻头热处理工艺试验研究

When a student recently saw two workmen using a pneumatic drill outside his university, he immediately telephoned the police.

最近有位学生，当他看到两名工人正在他的大学外面使用风钻时，便马上给警察局打了电话。

The invention of pneumatic drill . This device compressed air to bore holes in the rock.

风钻的发明. 这种工具用压缩空气在岩石中打洞.

Analysis to the Noise Mechanism of the Pneumatic Rock drill and the Improvement

气动凿岩机噪声机理分析及改进

The retiring miner pneumatic drill over to his successor.

这位即将退休的矿工把风钻移交给他的接班人.

An Analysis of the Tubing Effect on Measurement of Pneumatic Drill pressure

气动凿岩机压力测试中管腔效应分析

It can provide the base for noise control of pneumatic drill.

为气动凿岩机噪声治理提供了依据.

The invention of pneumatic drill.

风钻的发明。

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。

The Design of Automatic Testing System for Pneumatic Rock Drill

气动凿岩机性能测试系统的研制

New advance in noise control of Pneumatic rock drill

气动凿岩机噪声控制的最新进展

This paper is based the full analyse and research of noise source of pneumatic drill.

对气动凿岩机产生的噪声声源进行了全面的分析研究,介绍了各声源的特性及测试方法.

The construction design and the function test of the muffler for pneumatic rock drill

气动凿岩机消声罩的结构设计及性能测试

Discussion of Geometry Parameters of Button Bit Used in Pneumatic Rock Drill

风钻用Φ40mm球齿钎头几何结构参数探讨

Type ZF-50 Pneumatic Drill

ZF-50型风动钻机

Tapping drilling tools: gas drilling, Eucampia pneumatic drill, pneumatic tapping machine, chamfering machine.

钻孔攻丝类工具: 气钻 、 弯角气钻 、 气动攻丝机 、 倒角机.

Consequently the dynamic curve and the performance parameters of the pneumatic drill are obtained.

从而，得出了凿岩机内部过程的动力曲线及其性能参数。