用RM-200转矩流变仪对不同配方的硬质低发泡聚氯乙烯（PVC）的流变性能进行了分析。

The RM-200 torque-rheometer was used to study the rheological properties of the rigid low-foamed poly(vinyl chloride)(PVC) in this paper.

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介绍硬质聚氯乙烯结皮发泡板材性能特点及其在音响器材上的应用。

The properties and characteristics of HPVC crust foaming plate as well as its application in the acoustics have been introduced.

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在低发泡硬质聚氯乙烯整体门板的挤出成型中，控制聚合物熔体的流动和发泡是保证产品质量的关键。

To control the melt flowing and foaming of polymer are the key factors to ensure the quality of products during the extrusion moulding of the integral door leaf of low foamed rigid PVC.

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