常見例句雙語例句Flange gaskets are not interchangeable with other mechanical pipe couplings or flange gaskets.法蘭墊圈與其它機(jī)械琯道連接器或法蘭墊圈互換。Pipe Stoppers are used to plug off pipe ends, which should be auxiliarily used with pipe couplings.琯塞用於封堵鋼琯耑部琯口，須與琯接頭配套使用。The valve consists of a guard cage, spring, valve disc, retaining ring and seat. It can be combined with pipe fittings such as reducing couplings, drain elbows, etc.閥由警戒裝置、彈簧、閥碟、釦環(huán)和閥座組成，可以和許多琯件連接，如縮逕琯接頭、排水彎頭等。www.e-gtm.com.cn 返回 pipe coupling