1) 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
2) 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
3) churn drill
凿钻
4) 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。
5) hard drilling
硬岩钻凿
1.
The large hole hard drilling is a technical difficult problem,though there are many researching thinking and methods from scientists and engineering technical personnel at home and abroad and achieved certain results.
大口径硬岩钻凿是一个技术难题，尽管国内外科学家和工程技术人员研究思路及方法较多，并取得了一定效果，但是，仍然存在着各种问题和不足。
6) rock drilling arm
凿岩钻臂
1.
This article studies the auto_position system of rock drilling arm.
就凿岩钻臂的自动定位系统进行了研究。
补充资料：耕凿
1.耕田凿井。语出古诗《击壤歌》:"日出而作﹐日入而息﹐凿井而饮﹐耕田而食﹐帝力于我何有哉？"后常用"耕凿"形容人民辛勤劳动﹐生活安定。 2.泛指耕种﹐务农。
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