短語(yǔ)詞組短語(yǔ)valve outer chamber cover 閥外室蓋outer head cover 外頂蓋outer end cover 外耑蓋outer berring cover 軸承外蓋outer bearing cover 外軸承蓋;軸承外蓋outer rear cover 外後蓋;後蓋外蓋outer cylinder cover 氣缸蓋外圈The outer cover 外蓋outer cover electrode 加罩電極 返回 outer cover