
Plastics piping systems for hot and cold water installations — Chlorinated poly(vinyl chloride) (PVC-C) — Part 2: Pipes AMENDMENT 2
出版:International Organization for Standardization

專家解讀視頻
Plastics piping systems for hot and cold water installations — Chlorinated poly(vinyl chloride) (PVC-C) — Part 2: Pipes AMENDMENT 2
出版:International Organization for Standardization
專家解讀視頻