surface coefficient of heat transfer 表面传热系数 ; 表面换热系数 ; 表面散热系数 ; 外表换热系数
wetted surface coefficient 湿面系数
surface coefficient of friction 表面摩擦系数
water surface coefficient 量水面系数
wetted-surface coefficient 湿表面系数
equivalent surface coefficient 等效表面散热系数
If indeed the friction coefficient is independent of surface area, then when I tilt them they should start to slide roughly at the same Angle.
若摩擦系数真的，与接触面积没有关系，那么两者下滑时的角度，应该基本相当。
This surface has extreme hardness (60 RC. ), excellent wear and corrosion resistance, and low coefficient of friction.
这表面有极高的硬度（60局。），耐磨性和耐腐蚀性，低摩擦系数。
The fluidized-bed electrochemical reactor is a new type of electrocbemical reactor cbaracterized by large active surface and high mass transter coefficient.
流化床电化学反应器是一种新型的电化学反应器，具有活性面积大、质系数高等优点。
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