气体燃料供应用聚乙烯管和配件|沙特标准|SASO-ISO-TS-10839
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气体燃料供应用聚乙烯管和配件|沙特标准|SASO-ISO-TS-10839
SASO-ISO-TS-10839
Polyethylene pipes and fittings for the supply of gaseous fuels - Code of practice for design, handling and installation
气体燃料供应用聚乙烯管和配件.设计、搬运和安装实施规程
SASO-ISO-TS-10839
Polyethylene pipes and fittings for the supply of gaseous fuels - Code of practice for design, handling and installation
气体燃料供应用聚乙烯管和配件.设计、搬运和安装实施规程
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