HCHO is the majority of unregulated emissions.HCHO unregulated emission from a ZS195 diesel engine fueled with DME are measured and analyzed by GAS Chromatography.

• 摘要甲醛是非常规排放物中的主要成分，用气相色谱仪检测和分析了ZS195柴油机燃用DME燃料甲醛非常规排放物。