PVC production process by calcium carbide method and calcium carbide production present status in domestic were narrated. Key attentive points in PVC production were emphatically pointed.

叙述了电石法pvc的生产工艺及目前国内电石生产的现状，着重指出电石法生产pvc工艺中需要重视的要点。

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Submit weekly report to NPI Project Leader & NPD planner before local weekly meeting on time during production preparation period, attend weekly meeting to discuss present status.

在准备阶段，需要在每个本地周会前按时向新产品领导人和计划员提交进展周报，参与周会时讨论现在的状态。

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This paper tries to analyse the production, disposal and application status and present problems of solid waste, and brings up the relative pollution prevention measures.

本文针对固体废物产生及处置利用现状和存在的问题进行了分析，提出了对固体废物污染防治的措施。

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