1) friction in down stroke
下行阻力
1.
Based on the analysis of the mechanism on the tubing-rod wearing in detail, a novel design of low friction sucker pump has been developed recently which can reduce the rods' friction in down stroke effecti.
为降低杆柱下行阻力,减缓杆管偏磨,延长检泵周期,开发并应用了低磨阻泵。
2) downgoing resistance of plunger
柱塞下行阻力
1.
The comparison between measured and calculated values generally shows the same trend and the downgoing resistance of plunger increases with flow rate in both cases.
为建立预测抽油杆杆管偏磨位置的数学模型,通过量纲分析法及现场数据回归得出柱塞下行阻力的表达式,并与实验值进行了比较。
3) penetration resistance
下沉阻力
1.
Study on penetration resistance distribution characteristic of sunk shaft foundation;
沉井基础下沉阻力分布特征研究
2.
To ensure the penetration of bucket foundation, increasing penetration force or decreasing penetration resistance is adopted.
使用喷冲和电渗也可以减小下沉阻力。
4) running resistance
运行阻力
1.
Design for decreasing running resistance of crawler tracking of mining equipment underground;
井下采掘设备履带行走机构减小运行阻力的设计
2.
Analysis and calculation of running resistance of long distance belt conveyor;
长运距带式输送机运行阻力的计算与分析
3.
A new calculating method of the scraper conveyor running resistance;
刮板输送机运行阻力新计算
5) operation resistance
运行阻力
1.
Utilizing the electristic-bag preciptater simulation experimental system,under many experimental conditions(the density of dust,the thickness of dust on bag surface,the blowing pressure of bag house preciptater and blown time) the experimental study on the operation resistance of electristic-bag precipitater was carried out.
利用电—袋除尘器模拟实验台,在多种模拟实验条件下(变含尘浓度﹑滤袋表面粉尘厚度﹑变袋式除尘器的喷吹压力﹑喷吹时间),对电—袋除尘器的运行阻力进行了实验研究。
2.
On the basis of the research method with combination of two calculation modes of the automobile running resistance and train operation resistance,the theoretical formula of curve additional resistance is derived for the straddle type monorail vehicles.
基于汽车行驶阻力和列车运行阻力2种计算模式相结合的研究方法,推导了跨坐式单轨车辆曲线附加阻力的理论公式。
3.
To verify the feasibility of this kind of Pigs,the operation resistance of the Pig was measured and compared with that of traditional Pigs.
通过实验对其运行阻力进行了测定。
6) travelling resistance
行走阻力
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