Scraper conveyor is one of the important equipment of transport in produce of colliery. It has important function in producing of colliery.
前言：刮板输送机是煤矿生产重要的运输设备之一，在煤矿生产运输中起着重要的作用。
Scraper conveyor is one of the important equipment of transport in produce of colliery. It has important function in producing of colliery.
刮板输送机是煤矿生产重要的运输设备之一，在煤矿生产运输中起着重要的作用。
The scraper conveyer is the only transport vehicle in coal mining, sometimes is also used in the transportation of down trough.
刮板输送机是采煤工作面的唯一运输设备，有时也用于下顺槽的运输。
The scraper conveyer is the only transport vehicle in coal mining, sometimes is also used in the transportation of down trough.
刮板输送机是采煤工作面的唯一运输设备，有时也用于下顺槽的运输。
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