| 1. | Pvc - u . fittings of unplasticized polyvinyl chloride conduits 未增塑聚氯乙烯 |
| 2. | Unplasticized polyvinyl chloride pipe for water supply 给水用硬聚氯乙烯pvc - u管材 |
| 3. | Pvc - u unplasticized polyvinyl chloride conduits erratum 1 未增塑的聚氯乙烯 |
| 4. | Unplasticized polyvinyl chloride fittings for chemical industry 化工用硬聚氯乙烯管件 |
| 5. | Pvc - u fittings of unplasticized polyvinyl chloride conduits erratum 1 未增塑的聚氯乙烯 |
| 6. | Unplasticized polyvinyl chloride extruded plates 硬质聚氯乙烯挤出板材 |
| 7. | Unplasticized polyvinyl chloride fittings for drainage in buildings 建筑排水用硬聚氯乙烯管件 |
| 8. | Unplasticized polyvinyl chloride eaves gutters and downspouts 未增塑聚氯乙烯檐口滴水沟和落水管 |
| 9. | Pvc - u unplasticized polyvinyl chloride conduits 未增塑聚氯乙烯 |
| 10. | Unplasticized polyvinyl chloride sheet ; technical delivery conditions 非增塑聚氯乙烯板.交货技术条件 |