The frictional resistance factor increases with the increase of the flow velocity, decreases with the increase of temperature and its variation law with the pressure is complicated.
摩擦阻力系数随着流速增大而增大，随着温度的升高而减小，而其随着压力的变化特别复杂。
This paper mainly deals with the abrasion resistance variation of milling cutters of M2 steel by using super low temperature treatment.
本文主要探讨了M2钢铣刀经超低温处理后耐磨性的变化情况。
This paper mainly deals with the abrasion resistance variation of milling cutters of M2 steel by using super low temperature treatment.
本文主要探讨了M2钢铣刀经超低温处理后耐磨性的变化情况。
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