driving drum of belt conveyor
driving drum of belt conveyor
带式输送机驱动滚筒
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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In order to ensure the safe operation of belt conveyor and improve its transportation efficiency, it is necessary to increase the driving force of the driving drum.
为了保证带式输送机的安全运行，提高其运输效率，就要增大传动滚筒的驱动力。
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