您要查找的是不是：
- bottom flowing pressure 井底流动压力
- 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。
- reasonable bottom - hole flowing pressure 合理井底流压
- After the typhoon, the bottom flow field rotates clockwise, but on 26th the bottom and the surface Ekman layer becomes not obviously. 在台风后，底部流场有顺时针流产生，而之后26日流场底部和表面艾克曼层皆变为不明显。
- 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。
- 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。
- 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。
- 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。
- Because more and more wells are producing by swabbing way at present, the production prediction of swabbing well becomes an urgent problem at different flowing pressure. 目前越来越多的油井靠抽汲方式进行生产,对抽汲井不同流压下产能进行预测成了迫切需要解决的问题。
- 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。
- Such knowledge has important signification for the well test theory of the flowing pressure increases during the production-deciding test of blow wells. 这些认识对建立自喷井定产量试井流压上升的试井理论有重要意义。
- bucket dissipator for bottom flow 跌坎底流消能工
- 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。
- They sent the enemy ship to the bottom of the sea. 他们把敌舰击沉。
- The child was sitting on the bottom stair. 那孩子正坐在楼梯最下面的一级上。
- I intend to get to the bottom of it. 这件事我打算寻根究底。
- He was always bottom of the class in maths. 他的数学成绩在班上总是垫底。
- The functional relation of flowing coefficient with flowing pressure was described as a parabolic function, and a new type of inflow performance relationship which contained 3 undetermined coefficients was setup. 摘要假设油井流动系数为二次抛物线函数，建立了包含3个待定系数的新型通用油井流入动态方程。
