標(biāo)題: ASTM F 1973-2005 工廠(chǎng)安裝在聚乙烯（PE）油氣輸送系統(tǒng)... [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-12-4 15:05 標(biāo)題: ASTM F 1973-2005 工廠(chǎng)安裝在聚乙烯（PE）油氣輸送系統(tǒng)... F1973-02 Standard Specification for Factory Assembled Anodeless Risers and Transition Fittings in Polyethylene (PE) and Polyamide 11 (PA11) Fuel Gas Distribution Systems
