So the research of nozzle, especially the qualityoffuel-oil atomization is very significant.
本文针对增压锅炉气液同轴喷嘴进行冷态的研究，考察某型号喷嘴的雾化特性。
2
The qualityoffuel spray is decided by the structure of nozzle and high-pressure fuel pipe in the pump-tube-nozzle fuel injection system, and it influences the whole diesel combustion.
泵-管-嘴式喷油系统中喷油嘴与高压油管的结构参数决定燃油的喷雾质量，从而影响整个柴油机的燃烧状况。
3
The technology of biomass gasification was developed and applied universally all over the world. However, the poor qualityoffuel gas and much content of tar limited its further application.