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- The speed of soil delivering and resistance of auger drill are analyzed theoretically and their formulae are presented. 对螺旋钻具输土速度与阻力进行理论分析,给出了输土速度公式和阻力公式。
- The drill and drilling tools brought advantages in this test, and a lot of construction cautions of auger drilling technology were summarized. 通过本次试验发挥了钻机及钻具的优势,并总结了螺旋钻进技术一些注意事项。
- Based on the machine development, a research and analyses of auger drill bits with different kinds of drill tips and soil cut blade angles were carried out in tree planting field. 在设备研制成功的基础上;对钻孔机钻头不同钻尖、不同切土刀刃角进行了实地试验研究和分析.
- Auger Design and Manufacture of Flight Auger Drill 螺旋钻机搅龙的设计和制作技术
- Optimizing Choice Basic Parameter of Auger Drill 螺旋钻机主参数的优化研究
- Vacuum Auger Drill for Gas Sampling 取气用真空螺旋钻机具
- Construction technology of auger drill 旋挖钻机施工工艺及控制
- The conclusion presents important references for design and selection of auger drills. 研究结果对螺旋钻具的设计和选用具有重要指导意义。
- Improvement on Manufacturing Technology for Auger Drilling Pipe 长螺旋钻机螺旋钻杆制造工艺的改进
- pressure pumped CFG pile by continuous auger drilling 长螺旋钻管内泵压CFG桩
- pump pressure construction in continuous auger drilling pipe 长螺旋钻管内泵压施工
- Test for Soil Delivering Speed and Resistance of Auger Drill 螺旋钻具输土速度与阻力的实验
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- Causes for Bit Freezing of Auger Drill and Its Countermeasure 旋挖钻机卡钻原因及其对策
- How to develop the advantages of auger drill for special strata 谈如何使旋挖钻机在特殊地层发挥优势
- Advantages of auger drill in bored pile construction 浅议旋挖钻施工钻孔桩的优势
- 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。
- Improvement of fully hydraulic auger drill and its application 全液压旋挖钻机的施工改进与应用
- Research on Direction Control Techology of Auger Drill Miner Drill 螺旋钻采煤机钻具定向控制技术的研究
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries