標題: ASTM D 3239-1991 高電離電壓質譜法分析柴油芳烴餾分中芳烴類... [打印本頁] 作者: 兌水 時間: 2009-10-5 07:23 標題: ASTM D 3239-1991 高電離電壓質譜法分析柴油芳烴餾分中芳烴類... D3239-91(2001) Standard Test Method for Aromatic Types Analysis of Gas-Oil Aromatic Fractions by High Ionizing Voltage Mass Spectrometry