短语词组短语dome -head piston 凸顶活塞dome sprinkler head 半球形喷头dome head pisto 圆顶活塞Stainless Steel Dome Head 不锈钢;圆头型SEALED DOME HEAD 标准封闭型tank car dome head 油槽车穹顶;翻译MULTIGRIP DOME HEAD 标准双鼓型 返回 dome head