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- pulsed flow hydraulics 交流液压技术
- Runoff from up-slope had an important effect on rill flow hydraulics parameters, such as rill flow v elocity, Reynolds number and Daycy-weisbach coefficient. 上方来水对细沟水流水力学参数(流速、水力半径、雷诺数、弗劳德数和阻力系数)有重要影响。
- Rill erosion processes and rill flow hydraulic parameters. 土壤溶质运移参数估计图解方法。
- Seat bores and minimum flows are crucial in check valve selection. Without proper sizing, extreme damage can occur in check valve internals. Pulsed flow reversals can also cause damage. 阀座孔和最小流量对于止回阀的选型至关重要。没有适当的通径,可能会造成止回阀内部严重损坏。脉冲式倒流也可能导致损坏。
- Abstract: in this paper, the input impedance of a pulsative flow through a vessel with mild stenosis amplitude radically was investigated. 摘 要: 本文研究局部缓慢狭窄幅度径向振荡血管内血液脉动流的输入阻抗。
- Design and Application of Calibrator of Pulsed Flow Transducer 脉冲型流量传感器检定仪的设计和应用
- With its help, the pressure pulsations of the three typical flow regimes existing in the bed which are trickling flow,transition flow and pulsing flow were measured. 利用这一手段,对滴流床中存在的三种典型流型:滴流,过渡流和脉冲流进行了压力脉动测量,并报道了压力脉动数据的直方图分析和谱密度分析。
- Evaluation and Optimization of a Group of Oil Two-Phase Flow Hydraulics Models 一组油气两相管流水力学模型的评估与优选
- Research on Rill Erosion Process and Rill Flow Hydraulics Parameters 细沟侵蚀过程与细沟水流水力学参数的关系研究
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- This text simply describes the physical model of electromagnetic environment and PDW simulation model of pulse flow, and presents the frame of simulation software for electromagnetic environment. 本文通过对电磁环境进行分析,简单描述了它的物理模型和脉冲流的PDW仿真模型,给出实现电磁环境仿真软件框架。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- In convection, hot currents flow upwards. 在对流中热气流向上运动。
- After several pumps, the water began to flow. 用泵抽了几下之后,水流出来了。
- Pul is a short form for pulmonary. 应该是肺部气体栓塞吧!
- Constant flow hydraulic power steering gear 常流式液压动力转向器
- Anomalous Pul mo nary Venous Drainage=? +肺静脉畸形引流=?
- A flow of word is no proof of wisdom. 口若悬河,未必明智。
- The echoes had pulsed themselves to silence. 回声阵阵震荡,直到沉静下来。
- Several conclusions flow from this hypothesis. 从这项假设中可以得出几个结论。