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- The Noise Control of Pneumatic Rock Drill Stell 气动凿岩机钎杆噪声的控制
- The Noise Source Analysis of Pneumatic Rock Drill 气动凿岩机噪声声源的分析
- leg-mounted pneumatic rock drill 风动支架凿岩机
- The Design of Automatic Testing System for Pneumatic Rock Drill 气动凿岩机性能测试系统的研制
- The test bed can be used to measure such parameters as impact frequency, r. p. m of a rod and air consumption of pneumatic rock drills to evaluate their performances. 利用该试验台可检测气动凿岩机的冲击频率、钎杆转速、耗气量等参数,以判别凿岩机质量。
- 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
- General technical condition of pneumatic rock drill used in coal mine 煤矿用气动凿岩机通用技术条件
- Keywords Pneumatic rock drills;Dele;Design; 气动凿岩机;框架;设计;
- Influence of the stroke position on the property of valveless pneumatic rock drill 打击点位置对无阀气动凿岩机性能的影响
- 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
- Keywords Valved pneumatic rock drill Stroke position Test Impact energy Impact frequency; 有阀气动凿岩机打击点位置试验冲击能量冲击频率;
- open-cut pneumatic rock drill 露天气动凿岩机
- pneumatic rock drill 风动凿岩机
- Open cut pattern and continue to cut around out-line until reaching next dart. Repeat procedure for each dart until the pattern has been completely cut out. 打开纸样继续围绕轮廓线剪到下一个省道为止。每个省道重要复上述程序,直到纸样完全剪下。
- The rock drill is indispensable for digging coal mines. 凿岩机是煤炭采掘不可缺少的工具。
- Dirt infected an open cut. 尘土会使敞露的伤口受到感染。
- Writer analyzed systemically the mechanism and the influence factors of the spontaneous combustion in the coal seam by the research in the western open cut coal mine of Pingzhuang Coal Group Company. 通过对平庄煤业(集团)公司西露天煤矿的地质灾害调查,分析了煤层自燃的化学热力学机理和影响因素。
- Pneumatic rock drilling machine 气动凿岩机
- Guangdong HeShan Forder rock drill tools factory is a famous privately operated enterprise specialized in research and manufacturing rock drilling equipments and pneumatic tools. 广东鹤山福特尔钎具厂是中国专门从事凿岩工具研究与制造的企业。
- Mini rock drill has been produced based on patented technology for rock drill warm extrusion. 采用钎头壳体温挤压精密成形专利技术生产了小型凿岩钎头。