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聚氯乙烯注塑、压延作业工人鼻、咽喉疾患的调查广东省职业病防治院（广州市怡乐路，５１０２６０）陈伟明塑料是高分子化合物之一，由于它可以塑造出多姿多彩的造型，所以其制品深入千家万户。国内生产较多的是聚氯乙烯。为了解塑料生产过程中注塑、压延作业对生产工人鼻...
Polyvinyl Chloride Injection, Calendering Workers Nose and Throat Disorders Survey Guangdong Occupational Disease Prevention and Treatment Hospital (Guangzhou Yilu Road, 510260) Chen Weiming Plastic is one of the high molecular compounds, because it can create a colorful shape, so its Products into every household. Domestic production is more PVC. In order to understand the plastic production process of injection molding, calendering operations on the production of workers nose ...