Fuel injectors used in heavy fuel oil systems are usually provided with cooling to reduce（）.<br>A:cold corrosion of the nozzles<br>B:fuel viscosity for better atomization<br>C:carbon accumulation on the nozzles<br>D:fuel detonation in the cylinders

Fuel injectors used in heavy fuel oil systems are usually provided with cooling to reduce（）.
A:cold corrosion of the nozzles
B:fuel viscosity for better atomization
C:carbon accumulation on the nozzles
D:fuel detonation in the cylinders

出自：海船船员证

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