短語詞組短語frictional deflection angle 摩擦偏角internal frictional angle 內(nèi)摩擦角;內(nèi)磨擦角inner -frictional angle 內(nèi)摩擦角frictional angle WESTBANK 摩擦角inner frictional angle 內(nèi)摩擦角residual frictional angle 殘余摩擦角 返回 frictional angle