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- wellbore hydraulics 井筒水力学
- A large valve used to control wellbore fluids. 用于控制井眼内流体的一种大阀门。
- Jinzhou Lite Cylinder Pump Valve Hydraul. 锦州市立特缸泵阀液压制造有限公。
- Yancheng Huaxing Hydraulics Machinery Co., Ltd. 盐城华兴液压机械有限公司。
- W ater and Low V iscosity Fluid Hydraulics[ Z]. 刘银水;黄艳;贺小峰;等.;水压阀的研究与发展
- In automatics, hydraulics or servomotors do the work. 自动变速箱中则是由液压装置或伺服马达做这个动作。
- A more well known branch of fluid power is hydraulics. 流体动力的一个更广为人知的分支是水力学。
- It makes the casing centralized in wellbore and improves cementing quality. 可使套管居中,提高固井质量。
- Collect hydraulics marketing information through CSR and customers. 通过客户和客户服务代表,收集有关液压市场信息。
- Chow, V. T., (1973), Open-Channel Hydraulics, McGraw-Hill. 易任(1993),渠道水力学(上、下册),东华书局。
- Changing direction by complete hydraulics,expand hoof type brake. 全液压转向,涨蹄制动。
- Several of our research discoveries have been adapted for commercial use, and one particular breakthrough in linear hydraulics is now being used by every oil company in the country. 我们的几项研究发明经转化已被应用于商业领域,特别是在线性液压方面的一项突破性成果现在被国内各家石油公司采用。
- The choice of good parameter of water pollution model is a nodus in hydraulics. 水质模型的参数率定一直是水质预报的难点。
- Such formations require an inhibitive fluid to maintain a stable wellbore and prevent enlargement, or wash outs. 对这类岩层需使用抑止性的钻井液,以保持井眼稳定并防止井眼扩大或被冲蚀。
- Open up and keep the lymphatics open: They are the hydraulics of the body! 打开并保持淋巴系统开放:它们是身体的水力系统!
- New formula of drilling mud density of the control wellbore closed rate in salt bed. 一种控制盐层段井眼闭合率的钻井液密度新公式
- And wellbore instability also influences the perforation and sand production,ect in the reservoir development. 井壁失稳还影响固井,油藏开发中的射孔、防砂、采油和油井增产等后序作业的实施。
- Take Hawe Hydraulics, which makes valves and conduits here in southern Germany. 德国南部慕尼黑生产活门和导线管的哈威液压有限公司就是个例子。
- Intermittent flow is a very important flow pattern in actual gas - liquid two phase flow in horizontal wellbore. 间歇流是实际水平井筒气液两相流动中非常重要的一种流动形态。
- You can see the propulsion ram with the Bucher Hydraulics brand badge attached. 你可以见到驱动臂连上面附有的Bucher Hydraulics水牌;
- 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