1) resistance calculation
阻力计算
1.
This practical program is simple and convenient,and can also be used in the resistance calculation of other pipe flows.
介绍了管道阻力计算的基本原理和燃气管道阻力计算的实用程序的开发及使用方法,该实用程序操作简单方便,具有实用性,可扩展应用到其他流体管道阻力计算中。
2.
It also analyzes the closed fuel overflow system proposed by GL as well as relevant resistance calculation.
文章描述了空气溢流系统的基本概念和其常规设计,并对GL所提出的闭式燃油溢流系统及其相关的阻力计算进行了分析。
3.
Using numerical simulation on flow in some parts, and basic hydrodynamics theory, research was done on the gas resistance calculation in the flue, air distribution and connective tubes bank of a supercharged boiler.
通过对增压锅炉烟气通道、配风器和对流管束内烟气的流动特性分析,借助对部分烟气流动情况复杂区段的流场数值模拟,根据流体力学基本理论,结合在现有非增压锅炉设计运行中广泛采用的烟风阻力相关参数、计算公式和线算图表,探讨了适合增压锅炉的烟气通道、配风器和对流管束的烟风阻力计算方法。
2) drag calculation
阻力计算
1.
The drag calculation was visualized by using AutoLISP and the formatted report was generated with WordVBA macros.
设计了一套能在AutoCAD图形环境下使用的管道阻力计算插件,用AutoLISP实现了阻力计算的可视化,用WordVBA实现了计算书的格式化输出。
3) working resistance calculation
工作阻力计算
4) resistance balance calculation
阻力平衡计算
5) duct hydraulic calculation
风管阻力计算
1.
For the problems existing in the duct hydraulic calculation of smoke extraction systems, presents a simplified method for duct hydraulic calculation based on the analysis of frictional resistance and local resistance.
针对目前排烟系统风管阻力计算中存在的问题,从沿程阻力和局部阻力的角度,提出了排烟系统风管阻力的简化计算方法。
补充资料：肺循环阻力(或全肺阻力)
肺循环阻力(或全肺阻力)
pulmonary circulation resistance
血液在肺部血管内流动时和血管壁之间的摩擦力和血液内部的摩擦阻力。肺动脉管壁较薄，分支短而管径大，故肺动脉的可扩性较大，对血流的阻力很小，仅0.12PRU(外周阻力单位)。肺循环动脉部分总的阻力和静脉部分总的阻力相等，故血液流动时在动脉部分的压力降落和静脉部分的压力降落相等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条