number of diffusion gradient directions 扩散敏感梯度方向数
The results indicated that the diffusion and dilution of wastewater jet mainly depended on jet Froude Number, relative depth, and relative velocity.
试验结果表明：污水射流扩散和近区内的稀释度主要决定于射流佛劳德数、相对水深和相对流速。
Recently, the third step is becoming more and more concerned thanks to the application of a number of advanced technologies in characterization of diffusion study in film - forming process.
直到最近，一些先进表征技术在成膜扩散研究中的应用，使得成膜过程的第三阶段研究受到人们越来越广泛的关注。
The relations among the length of the core region, the diffusion angle and the froude number and the submerged depth were also studied.
对射流核长度、射流扩散角与出口弗劳德数、淹没水深之间的关系进行了探讨。
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