標(biāo)題: ASTM F 1794-1997 手動(dòng)、球型閥氣體(除氧氣)和液壓系統(tǒng)標(biāo)準(zhǔn)規(guī)范 [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-12-3 09:13 標(biāo)題: ASTM F 1794-1997 手動(dòng)、球型閥氣體(除氧氣)和液壓系統(tǒng)標(biāo)準(zhǔn)規(guī)范 F1794-97(2004) Standard Specification for Hand-Operated, Globe-Style Valves for Gas (Except Oxygen Gas), and Hydraulic Systems
