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- The fundamental principle hardware configuration and software design of a microcomputerbascd automatic control system for winch type impact drill rig is described. 本文介绍了卷扬式冲击钻机微机自动控制系统的基本原理、硬件的组成和软件的设计。
- jet-pump pellet impact drill bit 霰弹钻井钻头
- Keywords Impact Drill rig Counter-cycle Hole pile; 关键词冲击;钻机;反循环;钻孔桩;
- occludent pile formed by impact drill 冲击咬合桩
- Hand-held motor-operated electric - Safety - Part 2-1: particular requirements for drills and impact drills. 手持式电动工具。安全。第2-1部分:电钻和冲击电钻的特殊要求。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- Automatic Control System of Winch Type Impact Drill Rig 卷扬式冲击钻机自动控制系统
- The workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- Impact Drilling Filling Piles Construction Craft and Its Problems Disposals 冲击钻钻孔灌注桩施工工艺及病害的处理
- The noise of the drilling is intolerable. 钻孔的噪音让人受不了。
- Keywords Impact drilling;Rotary drilling;Penetration rate;Yumen oil field; 冲击钻井;旋转钻井;机械钻速;玉门油田;
- These bullets fragment on impact. 这些子弹射中物体时爆炸成碎片。
- Her speech made a tremendous impact on everyone. 她的演说对大家震动很大。
- Simulation Experiment of Small Module Gear under Impact Load for Impact Drill 冲击电钻小模数齿轮在冲击载荷作用下的仿真实验
- The front of the car crumpled on impact. 汽车的前部被撞扁了。
- After months of drilling, oil was found off the coast. 经数月钻探，在沿海找到了石油。
- Brief Analysis of the Development of Steel Cable Type Impact Drill Rig 浅析钢丝绳式冲击钻机的发展
- Valuable deposits of oil have been found by drilling. 通过钻探发现很有开采价值的油层。
- The Prussians are drilling in the meadow behind the sawmill. 普鲁士士兵在锯木厂后边草地上操练。
