The discussing emphases are structural and stagnation parameters of ejecting nozzles and secondaryfuel nozzles.
重点对喉部引射主喷管和燃料副喷管的不同结构、滞止参数进行探讨。
2
In the experimental aspect, some components of ejectorjet experimental system were improved, ejectorjet experiments using alcohol as secondaryfuel were conducted.
在实验研究方面，本文改进并利用现有的实验设施，进行了以酒精作为二次燃料的引射火箭二次燃烧实验。
3
A secondary benefit is getting gas-guzzling old clunkers off the road and replaced with more fuel-efficient band new models.