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- surface shaft drilling 地面钻井
- The mine shaft sinking with a mine shaft drilling is a reliable mine shaft construction method to pass through a deep and thick alluvium. 钻井法凿井是通过深厚冲积层最可靠的竖井施工方法。
- To make their design rational,a knowledge based shaft drilling and blasting design expert system (SDBES) was developed using OEC,a tool for expert system. 为使其设计合理,利用专家系统工具OEC开发了立井钻眼爆破设计专家系统(SDBES)。
- The AS12/800 drilling machine, which designs and manufactures at home, is the only one large-scale shaft drilling machine of present world which can construct the 12m shaft diameter, the 800m depth new coal mine. AS12/800钻机是国内设计制造的目前世界上惟一一台可施工12 m井径、800 m深度井筒的新型煤矿大型竖井钻机;
- mine shaft sinking with mine shaft drilling 钻井法凿井
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- Special multi - shafts drilling machine 专用多轴钻床
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
- It's2 yuan by surface mail and3.6 yuan by air. 寄平信2元,寄航空要3元6角。
- shaft drilling machine scraper 竖井钻机刮刀
- Wheels won't bite on a slippery surface. 车轮打滑。