结果 – 天然气标准气methane ethane n-butaneRGA方案1pA 600 400 C6+ 200 0 -200 0 25 V 25µ礦6 00propaneneopentanei-butanei-pentane n-pentaneFID Channel123me th a ne methane CH44567min2 00 0 -2 00 0CO 24 00N2Back TCD Channel Carry gas: He25 µV 600 400 200 0 -200 0 HeH21 2 3 TCD 3 C A ux Si gn a l (RG A JUN2 7 \N G AC 7C8 0 95 00 0 8 D)4567min3rd TCD Channel Carry gas: N21 2 3 4 5 6 7 min