When a plurality of feed ports need to be fully opened and fed to the conveyor, the total material flow must be controlled.

当多个进料口需要全部打开同时向输送机加料时，必须控制总的物料流量。

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Another advantage of the invention is that the fluidization gas flow and the propellant flow are also suitable to transport remains of the material to be conveyed out of the conveyor pipe (3).

本发明的另外一个优点在于，流化气流与动力气流也可将输送管道(3)中的物料残渣传送出来。

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