提出了进气初始分布器与二次气体分布盘的组合模式，并列举了组合模式在大型塔中的应用实例。
The combination pattern of initial gas distributor and secondary gas distributing tray is put forward and its application example in large column was enumerated.
提出了进气初始分布器与二次气体分布盘的组合模式，并列举了组合模式在大型塔中的应用实例。
The combination pattern of initial gas distributor and secondary gas distributing tray is put forward and its application example in large column was enumerated.
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