expanded pvc
扩大聚氯乙烯
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Process and compositions of low expanded rigid PVC sheets for window decoration are studied as well as the problems easily occurred in the production process.
研究了硬质pvc低发泡窗饰片材的工艺配方及生产中易出现的问题。
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