Fundamentally overcome from disk top unloading, mechanical structure existing disk looseness and string shaft disadvantages.
从根本上克服了从磁盘上顶端卸料，机械构造存在的磁盘松动、串轴等弊端。
Fundamentally overcome from disk top unloading, mechanical structure existing disk looseness and string shaft disadvantages.
从根本上克服了从磁盘上顶端卸料，机械构造存在的磁盘松动、串轴等弊端。
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