[流]流体摩擦；铃摩擦

fluid lu；ication───液体润滑作用

fluid lu；ications───液体润滑作用

cause friction───引起摩擦

flash fiction───微小说

skin friction───表面摩擦（表皮摩擦机壳与空气的摩擦力）

rolling friction───[力]滚动摩擦

sliding friction───[力]滑动摩擦

Educational software for fluid friction measurements is available.───机械密封端面摩擦状态包括干摩擦、边界摩擦、流体摩擦和混合摩擦。

Fluid friction, less wear of belt , service life being as fitted with safe protection device.───流体摩擦, 胶带磨损小, 寿命提高一倍.

The friction regimes of the end faces of mechanical seals include dry friction, fluid friction, boundary friction and mixed friction.───机械密封端面摩擦状态包括干摩擦、边界摩擦、流体摩擦和混合摩擦。

Experimental Research on Fluid Friction to Submersible Reference Frame Moving along Gravitational Direction───潜式坐标纵向运动水阻力特性的实验研究

Fluid Friction in Pipes and Fittings───管道及配管在流体中的摩擦实验装置