Through the past decades, people have done a great deal of experiment research on single jet and have got abundant datum, while have not done much on the flow characteristic of multiple jets.
在过去的几十年中，人们对单股射流的流动作了大量的实验研究，取得了丰富的资料，而对多股射流流动特性的研究确不多见。
Based on the characteristic of GM (1, 1) model, this paper presents a new modelling method for the model through adding a datum to the beginning of raw data sequence.
根据GM(1,1)模型的特点，通过在原始数据序列前加一个数的方式，提出了建立GM(1,1)模型的一种新方法。
After further analysis of obtained datum, the distribution of flow streamlines and related characteristic charts in the interior f...
通过对试验数据进行进一步的分析，得到了其内部流场的流线分布及相关性能曲线。
After further analysis of obtained datum, the distribution of flow streamlines and related characteristic charts in the interior f...
通过对试验数据进行进一步的分析，得到了其内部流场的流线分布及相关性能曲线。
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