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通过对聚丙烯添加剂计量进料系统改造前后的对比 ,着重介绍了失重式计量进料系统的控制原理、工作过程及消除气流干扰的措施。
By comparing the measurement of feeding system of polypropylene additive before and after modification, the principle of control and working process of weightless metering feeding system and the measures to eliminate the disturbance of air flow are emphatically introduced.