
Thermoplastics pipes - Resistance to liquid chemicals - Classification Part 4: Poly(vinylidene fluoride) (PVDF) pipes
出版:International Organization for Standardization

專家解讀視頻
Thermoplastics pipes - Resistance to liquid chemicals - Classification Part 4: Poly(vinylidene fluoride) (PVDF) pipes
出版:International Organization for Standardization
專家解讀視頻