短語詞組短語frictional and wear properties 摩擦磨損性能frictional and wear mechanism 摩擦磨損機(jī)制frictional and wear 摩Frictional and wear model 摩擦磨損模型frictional - wear performance 摩擦磨損frictional and wear property 磨擦磨損性能frictional wear tester 摩擦磨損試騐機(jī)coefficient of frictional wear 磨損系數(shù)frictional wear character 摩磨擦損特性 返回 frictional wear