1) drilling and cutting characteristic
钻凿特性
1.
Experimental research on drilling and cutting characteristics of PDC bit at home and abroad
国内外PDC钻凿特性检测试验研究
2) special drilling
特种钻凿
1.
The paper summarized the development and research results of special drilling technique,the technical result transformation and examples of its application in many fields.
总结了特种钻凿技术的发展研究成果、特种钻凿技术成果的转化和多领域应用实例,对特种钻凿技术在资源、环境和工程建设中发展趋势与展望提出了的看
3) churn drill
凿钻
4) drill string performance
钻柱特性
5) anti-drilling properties
抗钻特性
1.
Using this method,the fractal dimension of well logs in Daqing Xujiawei had been calculated,and the relationship between fractal dimension and anti-drilling properties had been confirmed by regressive analysis.
在室内实验的基础上,通过回归分析确定了测井资料分维数与相关岩心抗钻特性间的相关关系。
6) drilling rig
凿岩钻车
1.
The requirements of automatic control system of the drilling rig to the sensor are briefly discussed.
简要论述了凿岩钻车自动控制系统对传感器的要求,介绍了磁性编码器的工作原理和性能特点,并认为这种编码器适合用于凿岩钻车的自动控制系统。
补充资料：钻凿
1.犹言钻谋。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条