用该模型对在提升管再生器中的再生过程进行了模拟计算，分析了再生器中的温度场和速度场。
With this model, simulations were implemented for a riser regenerator, and the velocity field and temperature field in the regenerator were calculated and analyzed.
美国司法部的一位官员表示，刑事起诉文件中列举的行为提升了更高级别的大众德国和美国高管面临指控的可能性。
The conduct outlined in the criminal complaint raises the likelihood that some more senior VW executives in Germany and the US could face charges, said one Department of Justice official.
与传统提升管相比，环形截面提升管中颗粒速度分布的均匀性有所改善，其最高速度与最低速度之差变小。
The radial distribution of particle velocity is more uniform and the difference between the maximum velocity and the minimum velocity decreases in comparison with the conventional riser.
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