The continuous wave output from the PSK modulator 20 is delayed in delay circuits 26I and 26Q and is then supplied, as a reference signal, to each of mixers of a receiving mixer 30.
从PSK调制器20输出的连续波在延迟电路26I和延迟电路26Q中被延迟，然后作为参考信号提供给接收混频器30的每个混频器。
The use of CFD to study the flow characteristic of the mixer can give a significant reference when design a premixed burner.
另外，利用数值计算的手段对混合器流动特性进行研究，这对预混燃烧混合器的设计有着重要的参考借鉴意义。
Structure of several types of gas mixer for secondary reformer are described in the paper. It can be used as a reference in the revamping of ammonia and synthesis gas plant.
分析二段转化炉在工业生产中所采用的几种气体混合器结构形式，为提高二段炉的生产能力，增产氨或甲醇合成气的技术改造提供参考。
Structure of several types of gas mixer for secondary reformer are described in the paper. It can be used as a reference in the revamping of ammonia and synthesis gas plant.
分析二段转化炉在工业生产中所采用的几种气体混合器结构形式，为提高二段炉的生产能力，增产氨或甲醇合成气的技术改造提供参考。
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