从供油量、喷油器、气门间隙和气缸压力等方面进行调整，以达到消烟节能的目的。

Then in order to suppress smoke and save energy, adjustments of fuel flow, injectors, valve clearance and cylinder compression, etc, are performed.

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从供油量、喷油器、气门间隙和气缸压力等方面进行调整，以达到消烟节能的目的。

Then in order to suppress smoke and save energy, adjustments of fuel flow, injectors, valve clearance and cylinder compression, etc, are performed.

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