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扩张比
1、ratio───n.比率,比例
2、divergence def───散度定义
3、divergence───n.差异;分歧;分散,发散;(气流或海洋的)分开处
4、divergence pdf───散度pdf
5、divergence test───发散试验
6、variation ratio───异众比率;变异比率;变速比,变速范围
7、divergence eve───发散前夜
8、divergence calculator───散度计算器
9、divergence definition───散度定义
1、The results show that beam divergence of the system depends mainly on the extraction perveance and voltage ratio, and a minimum beam divergence can be obtained under optimum conditions.───结果展示出引出束光学主要取决于引出导流系数和电势分布,在一定条件下可获得发散度小的离子束。
2、The problem how to select optimum of signal-to-noise ratio and laser beam divergence for laser range-finder is studied.───激光测距仪的信噪比和激光发散角如何选取最佳值的问题。
3、effects of swirl number of primary swirler and radial swirler, area ratio and sleeve divergence angle on the cold flow field of double swirl air intake were investigated.───研究了主、径向涡流器旋流数、面积比、套筒扩张角等参数对双旋流进气装置冷态流场的影响。