2 the load characteristics tests and exhaust emissions measurements of the engine are done at the original fuel delivery advanced angle and modified fuel delivery advanced angles when run on pure dme and different fuel blends consisting of predominant dme and some diesel fuel in the diesel engine stage experiments 2在柴油機臺架實驗中,進行了燃燒純二甲醚以及不同比例的二甲醚和柴油的二元混合燃料模式的燃燒實驗,完成了在原機供油提前角、改造后的供油提前角下的負荷特性實驗和排放指標的測定。