我国的聚乙烯醇(PVA)产量占世界PV A产量的30%以上，而长期以来国内PV A产品的包装却一直处于人工套袋的半自动包装状态。
The output of PVA in China accounts for over 30% of the worldwide output, while the packing of domestic PVA products has been in a semi - automatic condition for a long term.
详细介绍了氯化聚乙烯的性能、用途及制备方法。我国在氯化聚乙烯的开发应用方面前景广阔。
Detailed description of properties, USES and production processes of chlorinated polyethylene is given. There are bright prospects for China in the development of chlorinated polyethylene.
概述了聚乙烯燃气管长、短期性能的评价方法，并结合我国的实际情况提出聚乙烯燃气管用于输送国产人工煤气的评价建议。
The evaluation methods about polyethylene gas pipe were reviewed in this paper, some idea according to national situation in which city gas is transferred was submitted.
分析我国全密度聚乙烯的产能和需求状况，介绍全密度聚乙烯的技术进展情况。有针对性地提出了国内大型石化企业应加强的几项工作。
This article analyzes the capacity and demand of LLDPE/HDPE in China, presents its technical advances, and gives some advices to domestic large petrochemical enterprises.
分析我国全密度聚乙烯的产能和需求状况，介绍全密度聚乙烯的技术进展情况。有针对性地提出了国内大型石化企业应加强的几项工作。
This article analyzes the capacity and demand of LLDPE/HDPE in China, presents its technical advances, and gives some advices to domestic large petrochemical enterprises.
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