根据甲醇燃料汽化潜热大、自燃温度高、直接田燃困难等特点，采用提高压缩比进气加热等措施，成功地使纯甲醇在直喷田燃方式下获得了稳定运转。
Due to unfavorable features of methanol , such as high evaporation latent heat , high ignition temperature and difficulty for spontaneous ignition , these measures like higher compression ratio , intaking air heated are used .
田燃