friction surface

基本解释

Fractal theory is introduced to study friction surface.
引入分形理論來研究摩擦表麪。
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.
汽車上常用的制動器都是利用固定元件與鏇轉元件工作表麪的摩擦而産生制動力矩，稱爲摩擦制動器。
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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.
如果汽車內置電腦系統判斷即將發生相撞，在前車軸下的防滑氣囊就會立即展開，在輪胎和地麪間提供了一個高摩擦系數的介質。

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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