扩压段应具有一定的长度以保证主气流减速到一定程度。 。
Thee diffuser length should be long enough to ensure the main flow deceleration.
ASU生产过程从一个主气流压缩机开始，产品储存罐的输出后结束。
The ASU manufacturing process begins with a main air compressor and ends at the output of the product storage tanks.
研究结果表明，增大射流出口雷诺数和增大射流与主气流的气速比均能提高可吸入颗粒的清除效率。
The experimental results showed that the removal efficiency increased with increasing Reynolds number of jet exit and flow ration of jet-crossflow.
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