环式烧结机点火炉密封挡板存在着材质及形状设计不合理等问题。

There exist deficiencies in the material and shape designing of the seal baffle for ignition furnace of circular traveling gate machine.

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有六块档板，都是双挡板并带有密封空气系统。

There are six dampers, which are double louver type and which are equipped with the seal air system.

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挡板阀门(22)可以用作另一密封件。

A flapper valve (22) may be used as another seal.

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