SHOWER TRAY/BATH HAS A DRAIN OUTLET ON ITS UNDERSIDE FOR ENGAGING AN INLET HAVING A PUSH SEAL ADAPTOREAGLE, JOHN JOSEPH
athe air seal housing collects any oil leakage from the oil seals, and uses pressurization air to push the leakage out through cavity drain tubes 气体密封住房从油封收集所有油漏出,并且使用增压空气穿漏出通过洞流失管[translate]