Upper section composed of driving sprocket upper casing with rails (double chain) and discharging outlet.

上部区段，由传动链轮及带有轨道(双排链)的上部机壳、卸料口组成。

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Upper section composed of driving sprocket upper casing with rails (double chain) and discharging outlet.

上部区段，由传动链轮及带有轨道(双排链)的上部机壳、卸料口组成。

youdao