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1·The paper described in detail the principle, performance and main features of the self-developed new heavy duty apron feeder.

详细介绍了自行研制开发的重型板式给料机的原理、性能参数及主要特点。

2·The functions of the heavy apron-feeder modulus for semi-portable crusher station is emphatically discussed in this paper.

着重讨论了半移动破碎站的给料重板模块的作用。