The result of simulation showed that the method of water assignment putting average speed as parameter can meet the demand of slab cooling in the process of unsteady state.
模拟的结果表明，非稳态过程采用平均拉速配水能满足铸坯的冷却要求。
The cooling flow rate have more effects on average nu number than rotating speed in this pre-swirl Angle.
该预旋角情况下，进气雷诺数对盘面平均努赛尔特数的影响大于旋转雷诺数。
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