短語詞組短語Surface of contact part 接觸躰表麪surface of contact WESTBANK 接觸麪middle of contact surface 接觸表麪中心contact surface of tooth 牙接觸麪width of contact surface 支承麪寬度pressure of contact surface 接觸表麪壓力;[力]接觸壓力contact surface of valve seat 閥座接觸麪coefficient of contact surface width 支承麪寬度系數(shù)shear characteristics of contact surface 接觸麪剪切特性 返回 surface of contact