groove face

基本解释

A study on the static performance mechanism of a new double spiral groove face seal was done.
研究了一种新型双列螺旋槽机械密封结构的工作机理。
The results of calculation indicates that the static axial stiffness of fluid film in double spiral groove face seal is improved due to the pressure loss through feeding holes.
计算结果表明，供液小孔所产生的压力损失提高了双列螺旋槽机械密封的静态轴向刚度。
Seal chamber pressure of a new double spiral groove face seal working under high velocity and pressure conditions may probably be disturbed in operation, which affects the seal stability.
一种用于高速高压等极端工况下的新型双螺旋槽端面密封在实际运行过程中密封腔压力会出现波动，从而影响密封稳定性。

That evening, having slept through the dinner hour in his cell, with his face pressed against a cool groove on the floor, Pascal saw a line of black shiny boots marching toward him.
NEWYORKER: Ghosts