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。
Some new process, new units and new materials used broadly in domestic production enterprises of calcium carbide PVC were introduced.
介绍了国内电石法pvc生产企业近年来广泛采用的一些新工艺、新设备和新材料。
The new technology and new process instead of traditional technology and equipment in PVC production by calcium carbide method were introduced.
介绍了在电石法PVC生产中利用新技术与新工艺改造传统技术和设备的情况。
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