DIN EN ISO 6974-2 E:2010 天然氣 通過氣相色譜法測定成分和相關不確定度 第2部分:不確定度計算 (ISO/DIS 6974-2:2010) 草案
Draft Document - Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO/DIS 6974-2:2010); German version prEN ISO 6974-2:2010