automatic-feed drill

The frame construction,the work flow and the three dimensional modelling method of pneumatic rock drill based on virtual prototype technology were elaborated.

阐述了气动凿岩机虚拟样机设计的框架结构、工作流程和三维模型构建方法,并在此基础上进行了参数化设计与运动仿真的研究。

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 paper describes the basic principle and composition of the test bed using microcomputers to monitor the performances of pneumatic rock drills.

介绍了气动凿岩机微机监控运行试验台的基本原理及结构组成。

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。

auto feed drifter

自动推进架式凿岩机

automatic rotation stopper

自动旋转伸缩式凿岩机

bar rigged drifter

架式风钻，架式凿岩机

air feed stoper

压风推进的伸缩式凿岩机

multiple boring machine [for working metal]

钻探或开凿机械[自动推进的]

automatic oscillating spindles chisel mortiser

自动刀头摆动式凿眼机

cutting machine,for coal, earth or rock, self-propelled

自动推进煤、土壤或岩石切割机

cutting machine,for coal, earth or rock,(excl. hand tools) self-propelled

非自动推进式煤、土壤或岩石切割机（不包括手工具）

drilling machine, rotary, self-propelled, for oil or gas

旋转式钻机,自动推进式,油田或气田用

Measurement of vibrations in rock drilling machines and pneumatic tools--Measurement for percussive machines

GB/T8910.2-1988凿岩机械与气动工具振动测量方法冲击式机器的测量

Measurement of vibrations in rock drilling machines and pneumatic tools--Measurement for rotation machines

GB/T8910.3-1988凿岩机械与气动工具振动测量方法回转式机器的测量

excavator-screening machine, for railroad ballast not self-propelled

铁路道渣挖掘-筛分机,非自动推进式

extracting machine for earth minerals or ores, self propelled

土壤、矿物或矿石挖掘机,自动推进式

drilling machine, for mining or quarrying, self-propelled

开矿或采石用钻机,自动推进式

self-propelled machine for spreading bituminous road-surfacing materials

铺沥青路面材料用机器,自动推进式的

extracting machine for earth minerals or ores, not self-propelled

土壤、矿物或矿石采掘机,非自动推进式

excavating machine, for earth minerals or ores, not self-propelled

土、矿物或矿石挖掘机,非自动推进式

mining boring machine or quarrying[not self propelled]

开矿或采石用打孔机[非自动推进式]