flared pipe 中文意思是什麼
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Lap welding balanced welding. copper pipe flanging free. flared steel flange for marine
船用搭焊對焊銅管折邊松套.異徑鋼法蘭 -
The flared fitting is a connector in order the pipe line system, in which oil, water, gas and all kinds of corrosive materials are used as the medium
擴口式管接頭是以油、水、氣和各種腐蝕性材料為介質的管路系統中的一種連接件。
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