主要考虑了喷嘴的结构参数，气液比（ALR），液体粘度等因素对流量系数的影响。
The influence factors considered are as follows: the structure parameters, ALR and the viscosity of the liquid.
提出筛选粘度指数改进剂要经过柴油喷嘴和长时间FZG测试的建议。
Finally, selection methods of viscosity index improver through diesel jet nozzle and long time FZG experiments has been suggested.
气泡雾化喷嘴作为一种新型的雾化喷嘴，具有雾化质量高、耗气量小等特点，因此比较适合用于雾化重、渣油等高粘度液体燃料。
Effervescent atomizer is a new-style nozzle, and it was provided many characteristics with high quality spray, low air consumption, so it is suitable for atomizing liquid fuel such as heavy oil.
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