1) thrust and drag
推力与阻力
1.
In this paper,the influence of thrust and air drag on rocket lateral vibration is studied,and the frequency reduction under the thrust and drag is analyzed.
文中得到的主要结论适用于主动加速段、被动减速段和推力与阻力平衡时的巡航段。
2) propelling resistance
推进阻力
1.
Defining the propelling resistance of the shearer with haulage chain;
有链牵引采煤机推进阻力的确定
3) counterforce from pushing snow
推雪阻力
1.
In the alpine skiing,the primary determinant influencing the skiing resistance includes the friction between snowboard and snow,the air resistance and the counterforce from pushing snow.
在进行高山滑雪运动时,雪板与雪地之间的摩擦力、空气阻力以及推雪阻力都是影响高山滑雪运动员滑行阻力的主要因素。
4) pushing resistance
推压阻力
5) draft resistance
推土阻力
1.
The BP neural network was used to "learn" results of the numerical simulation to the draft resistance of model blade,it had a structure of 3×10×2,input facts of the BP neural networks were cutting angle,front reversal angle and forward speed,output facts were horizontal and vertical components of draft resistance.
将BP神经网络应用于典型的曲面推土板-模型铲刀推土阻力的预测。
6) obstacle and pressure
阻力与压力
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