friction surface

基本解释

Fractal theory is introduced to study friction surface.
引入分形理论来研究摩擦表面。
Commonly used in automobile brakes are on the use of fixed and rotating components of the friction surface components arising from brake torque, known as the friction brake.
汽车上常用的制动器都是利用固定元件与旋转元件工作表面的摩擦而产生制动力矩，称为摩擦制动器。
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If the car's on-board computer concludes a collision is imminent, it will fire an airbag located under the front axle that will press a high-friction surface against the ground.
如果汽车内置电脑系统判断即将发生相撞，在前车轴下的防滑气囊就会立即展开，在轮胎和地面间提供了一个高摩擦系数的介质。

When the drilling is finished, water, combined with chemicals designed to reduce friction and serve other purposes, is injected from the surface into the well shaft at very high pressures, thereby fracturing the shale rock formations far below, and making it possible to extract economically the natural gas embedded in the shale.
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