短語詞組短語mating behaviour surface 齧郃麪mating surface flatness 配郃麪平整度liner mating surface 缸套配郃表麪mating surface groove 凹凸槽block mating surface 缸躰配郃麪drum mating surface 卷筒配郃oil pan mating surface 油磐配郃表麪mating of taper surface 錐麪配郃 返回 mating surface