塑料管和管状配件|沙特标准|SASO-ASTM-F409
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塑料管和管状配件|沙特标准|SASO-ASTM-F409
SASO-ASTM-F409
Standard Specification for Thermoplastic Accessible and Replaceable Plastic Tube and Tubular Fittings
热塑性可及及可替换塑料管和管状配件的标准规范
SASO-ASTM-F409
Standard Specification for Thermoplastic Accessible and Replaceable Plastic Tube and Tubular Fittings
热塑性可及及可替换塑料管和管状配件的标准规范
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