leakage of piping 中文意思是什麼
leakage of piping
解釋
管系滲漏-
Leakage causes and protection methods of piping for calcium nitrate salt water
直硝鹽水管系泄漏原因及對策 -
Disc : crane ' s one piece flexible disc provides accurate alignment of mating seating surfaces so the valve can absorb piping strains without leakage
閥瓣:美國克雷恩一件式彈性閥瓣能夠精確對準以適合閥座表面,這樣閥門能夠吸收化解管道應力,避免出現泄漏。
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