frictional drag

Based on the finite difference method,the relationship between the spiral-grooved parameters and kinetic properties such as the load capacity of hydrodynamic pressure,the axial thrust force and the circumferential resisting force was analyzed theoretically.

采用有限差分法分析了肠道机器人螺旋槽参数对机器人动压粘液膜承载量、轴向摩擦牵引力和周向摩擦阻力的影响,从而获得了一组相对最优的机器人螺旋槽参数,使得肠道机器人可获得较大的动压粘液膜承载量和轴向摩擦牵引力,同时减小了其周向摩擦阻力。

The axial frictional pulling force and the minimum thickness of mucus film were analyzed and calculated in detail when rectangular or trapezoidal cylindrical screw was being adopted in microcomputer.

详细分析计算了微型机器人在采用矩形和梯形圆柱螺旋时的轴向摩擦牵引力和最小粘液膜厚度。

For traction to be effective, countertraction and friction are necessary.

要使牵引有效，必须使用反牵引和摩擦力。

If the pulling force is equal to the friction, the car will continue forward at the same speed.

如果牵引力等于摩擦力, 车子将匀速前进。

frictional prestress loss

摩擦引起的预应力损失

tractive power

牵引力, 牵引功率

pertaining to or worked or produced by friction.

关于摩擦或摩擦力，由摩擦或摩擦力产生。

tractive effort

牵引(效)力, 牵引作用, 挽力

Arrangement and Discussion on Additional Friction Field of Front Zone and Back Zone in Modern Spinning Frame

现代细纱前后牵伸区附加摩擦力界的布置与探讨

ultimate friction capacity [ground]

极限摩擦力〔土地〕

Ignition Capability of Friction Sparks and Hot Surface for Fire Risk

火灾中摩擦火花和热表面引燃能力的研究(英文)

electric [steam] traction

电力 [蒸汽] 牵引 (力)

The forces due to friction are called frictional forces.

由于摩擦而产生的力称之为摩擦力。

tractive force chart

牵引力图 -汽车的

about 20% of the work done by an automobile engine is needed to overcome friction Between moving parts.

汽车引擎之动力便约有20%用来克服运动机件的摩擦力

engine tractive force

发动机牵引力, 机车牵引力

In the absence of frictional energy dissipation, input work and output work are equal.

没有摩擦力所引起的能量消耗时，输入功等于输出功。

frictional soil

内摩擦阻力大的土壤

head of fluid frictinal loss

流体摩擦阻力损失压头