A.APP1=1.00V,APP2=0.51V B.APP1=1.51V,APP2=3.02V C.APP1=2.00V,APP2=3.00V D.APP1=5.01V,APP2=2.50V
A.燃烧室积碳过多 B.过度打磨缸盖 C.点火能量不足 D.缸垫比标准薄
A.NOx B.HC C.CO D.CO2