...’,V’） 式中： E：风蚀量 I’：土壤可蚀性（soil-erodibility factor） K’：表面粗糙度（surface-roughness factor） C’：气候（climatic） L’：沿风向土壤表面未受保护的宽度（the width of unprotected soil surface exposed to the win...
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surface roughness factor 表面粗糙度
The paper introduce the leakage influences factor of reciprocating rod seals; the roughness of the seal surface and the rod speed are the important parameter of seal leakage.
介绍了液压往复杆式密封是否发生泄漏的影响因素，指出密封表面粗糙度和杆速是决定密封是否泄漏的重要因素。
Orthogonal experiment shows that the time is the main factor of removal rate and abrasive granularity is the crucial factor of surface roughness.
通过正交试验证明加工时间是影响去除量的主要因素，而磨料粒度对表面粗糙度影响较大。
The friction factor obtained from the experiments increases with the surface roughness increase when the relative roughness is greater 1%.
实验结果表明当壁面粗糙度超过1%时摩擦系数随着壁面相对粗糙度的增加而增加。
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