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- zero flow pressure 零流量压力
- Vortex meters have a low flow switch off point and do not continuously measure down to zero flow and are not suitable for applications with Reynolds number less than 10000. 涡流表有一个低流量开关切断点并且不连续测量至零流量，而且不适合雷诺数少于10000的情况。
- This paper introduces the method of casing pressure drop which can be used to measure pump inlet pressure and flow pressure at well bottom. 阐述了套压降低法测泵口压力和井底流压的基本原理、测试方法以及相关的资料处理和计算方法。
- The results showed: The cooling had significant influence on the near wall flow pressure, and the influence was different with cooling schemes. 结果表明：冷却气流对喷管壁面压力分布影响较大，不同冷却结构的壁面压力分布特点不同。
- Since 1990, the zero flow occurred more frequently and water pollution becomes more severe, in some part of YRB, the water is not enough for local people drinking and industry supply. 在地中海国家，废水回收和灌溉水再利用是水资源一体化管理的一个重要手段。
- Critical flow pressure reflects the impact of capillary pressure and boundary effect and gas percolation, and causes non-Darcy gas flaw. 临界流动压力反映了毛细管力与边界层作用对气体渗流的影响，并使气体表现出非达西渗流特征。
- Pressure mould former has its special characteristics developed by our company. It depands on the pulp flow pressure and quickly dewatering in forming zone. 压力圆网成型器是本公司开发的一种很有特点的园网成型器。它主要依靠浆流本身的压力，在成形区内快速脱水成形。
- Independent of flow pressure change and temperature change in a given range, MFC/MFM show the excellent repeatability, controllability and wide operating pressure range. MFC/MFM具有不因温度和压力的波动而失准，重复性好，自动测量控制，工作压力范围宽等特点。
- A concept of “gas flow pressure"is proposed and the existance of the pressure in ventilation network in gassy mines is demonstrated in theroy and in practice. 提出了“瓦斯风压”的概念，从理论、实践上论述了“瓦斯风压”在瓦斯矿井通风网络中的存在。
- The selection of pipe wall thickness,the calculation and design key points of the melt flow,melt pipe flow pressure fall and melt flow speed in the design of melt pipes were introduced in detail. 介绍了熔体管道设计中管道壁厚选择、熔体流量、熔体管道流动压力降和熔体流速等计算方法和设计要点。
- This device should be installed at the furthermost downstream end of the supply pipe or fixture where temporary spillage due to critical flow pressure conditions can be discharged harmlessly. 这种装置应该安装在供应管道或卫生洁具下游尽可能远，并且由于临界水压环境可能产生无害排放的暂时性喷溅的地方。
- It can get the conclusion that the reasonable flow pressure of producing well should not be lower than the pressure corresponding to the first inflexion point of the inflow performance curve. 分析得知,试采井合理井底流压不应低于流入动态曲线第一个拐点对应的压力。
- The mercury dived to ten below zero. 温度突然下降到零下10度。
- At last, the approximate calculation methods of pore water pressure and flowing pressure are presented. 给出土坡稳定性分析中对孔隙水压力和动水压力的近似计算方法。
- Now, men, zero in your guns at that ship. 喂，伙计们，把炮口对准那艘船。
- It was five below zero last night. 昨夜温度是零下五度。
- IPR curve is a kind of characteristic curve deseribing the basis relationship between oil well production and bot-tomhole flowing pressure. IPR曲线是描述油井产量与井底流动压力的基本关系曲线。
- Prospects of success in the talks were put at zero. 会谈没有成功的希望。
- He has given my suggestion zero thought. 他一点也没有考虑过我的建议。
- The daily production of swabbing well at different swabbing flowing pressure was calculated based on the mathematics model of swabbing well at flowing bottomhole pressure. 在建立定流压抽汲井数学模型基础上,分别就不同的最大抽汲流压计算了抽汲井日产量。
