TCECS10142-2021 给水用孔网骨架聚乙烯(PE)塑钢复合稳态管.pdf

ICS91.140.60ccsP41团体木示；佳T/CECS10142—2021给水用孔网骨架聚乙烯(PE)塑钢复合稳态管Wiremeshskeletonreinforcedpolyethylene(PE)com...