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1·Natural gas HCCI lean burn can achieve very low NO emission.

天然气HCCI稀薄燃烧可以得到极低的NO排放。

2·The catalyst is especially applicable to lean burn gasoline engine.

该催化剂尤其适合稀燃汽油机的需要。

3·The suitable ignition advance angle is conducive to broadening lean burn limit.

合理的点火提前角也有利于稀限拓宽；

4·Definition and the selection of lean burn limit in small SI LPG engine is studied.

介绍了LPG在小型点燃式发动机上应用时稀限判别方法的定义与选取。

5·Lean burn; Twice electronic fuel injection; Quasi-homogenous mixture; 2-valve SI engine;

稀薄燃烧；两次喷油；准均质混合气；二气门汽油机；

6·The system is mainly used in lean burn experiment on Toyota 8A16valve EFI gasoline engine.

本电子控制系统主要应用于丰田8A16气门EFI发动机进行稀燃匹配实验。

7·The present invention is an aftertreatment system for lean burn internal combustion engines.

本发明涉及一种稀燃式内燃机的后处理系统。

8·In addition, there are limits of the high combustion gas mixture is suitable for lean burn performance.

另外，还有混合气发火界限高，适于稀燃的性能。

9·Lean burn mixture combustion of gasoline engine is an effective approach for reducing emissions and fuel consumption.

汽油机燃烧稀混合气是降低有害尾气排放、燃油消耗率的有效途径。

10·A method and apparatus is provided for operating a methane-fuelled engine in a lean burn operating mode or a stoichiometric operating mode.

提供一种用于在贫燃运行模式或化学计量运行模式下运行以甲烷作燃料的发动机的方法和设备。