The large diameter super wide quality rubber wheel makes the user's ground effectively protected, and increases the friction of the brake.
大直径超宽优质橡胶车轮使得用户地面得到有效保护的同时，增大了制动的摩擦力。
Large diameter ultra wide quality rubber wheel allows the user to obtain the effective protection of the ground at the same time, the lift increases the brake friction.
大直径超宽优质橡胶车轮使得用户地面得到有效保护的同时，升降机增大了制动的摩擦力。
In this article, relations among reverse tension, friction coefficient and quality of wire are discussed in theory and practice of cold drawing process in detail.
对拉丝工艺中的反张力与界面摩擦系数及产品性能间的关系作了理论和实践方面的详细论述。
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