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。
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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