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- The research for the fault diagnose method of oil drilling pump 钻井泵故障诊断方法的探索与实践
- oil drilling pump 钻井泵
- Oil drilling can result in harmful spillage. 钻井会造成有害物质的溢出；
- Mainly used for marines and sea oil drilling platforms. 船用电热带主要用于船舶、海洋钻井平台。
- The company's main business is on-shore oil drilling. 这家公司的主要业务是陆地石油钻探。
- Caveney echoed calls for increased U.S. oil drilling. 卡夫尼也呼吁增加对美国国内石油资源的开采。
- Brake pin of oil drill had fractured in procession of work. 石油钻机刹车盘销轴在工作过程中断裂。
- President Bush has lift ed an executive ban on offshore oil drilling. 布什总统解除了关于对外传输石油的行政禁令。
- This article proposed one kind of drilling pump that the piston is driven by the ball bearing spiral mechanism. 本文提出的一种钻井泵是由滚珠螺旋机构来驱动活塞进而驱动泥浆的往复泵。
- The reasons of using the jet drilling pump in drilling and usageme thods design course are expounded. 阐述了将射流泵应用于钻井的原因与使用方法,以及钻井泵的设计过程。
- Piercement of drilling pump cold cyclinder is a serious problem existed in field application.Piercement is caused by cavitation erosion. 钻井泵冷缸刺漏是钻井泵在现场使用中存在的一个较严重的问题。
- An analysis of failed drilling pump valves is made based on field investigation, and the dimensions of the ruber on seven failed valves are measured. 在现场调查的基础上，对失效钻井泵阀进行了分析，并检测了7个失效泵阀的阀橡胶尺寸。
- The framework of Model F13000 triplex drilling pump is disintegrated into plate/shell elements and three-dimensional brick elements. 对F1300型钻井系机架结构按板壳单元和三维块元进行了离散；采用主从节点技术、罚单元和边界弹簧单元处理了复杂壳体结构的特有问题；
- The United States and Canada have banned oil drilling on large portions of their continental shelves. 美国和加拿大已在其大部分大陆架禁止进行石油钻探。
- An example of the triplex drilling pump calculated, the efficiency, friction power in all pairs and mechanical efficiency of pump are worked out. 文中通过对三缸单作用泵的实例计算给出了各运动付的效率、摩擦功率及泵的机械效平位。
- Few now follow the old Eskimo ways; education and the spread of industry, such as oil drilling, have drawn the Eskimoes into the modern world. 现在已很少有人遵守古老的爱斯吉摩人的生活方式，教育和工业（如采油业）的发展已经把爱斯基摩人带进了现代世界。
- The surface of 45 steel drilling pump liner was modified by plasma spraying and the ceramic coating of the liner was prepared. 摘要利用等离子喷涂技术对45号钢钻井泵缸套表面进行改性，制造金属陶瓷涂层缸套。
- They help build space vehicles and millions of other products ranging from oil drilling rigs to automobiles. 以及空间设备和数以万计的其它产品，这些产品从石油钻塔设备到汽车。
- Composition and control mode of pneumatic power in oil drilling rigs are introduced. 介绍了气压传动在石油钻机中的组成和一些控制方法。
- These include coal mining, quarrying, oil drilling, and the injection of wastewater into the ground. 这些活动包括采煤、采石、石油钻探和向地下注入废水。
