权威例句
Oil drain plugOil drain plug removal and installation toolThreadless magnetic oil drain plugOil drain plug and socketMachining Method for Oil Drain Plug of Stainless SteelOil pan drain plugImportant Points on Design and the Assembly of Welding Jig for Oil Drain Plug Seat in Oil SumpMagnetic oil drain plug apparatus and method of useImprovement of sealing Quality of Motor Vehicle Oil Drain Plug by Means of Letai Preceating GlueFour stroke outboard motor crankcase oil drain plug opening attachment