| 1. | Single wall corrugated plastics pipes for agricultural drainage 农田排水用塑料单壁波纹管 |
| 2. | Agricultural drainage . corrugated unplasticized pvc pipes . specifications 农田排水.未增塑聚氯乙烯波纹管.规范 |
| 3. | Agricultural drainage . corrugated unplasticized pvc pipes . flexibility test 农田排水.未增塑聚氯乙烯圆管.挠性试验 |
| 4. | Agricultural drainage . corrugated unplasticized pvc pipes . impact resistance 农田排水.未增塑聚氯乙烯圆管.耐冲击性 |
| 5. | Agricultural drainage . coating products . testing in permeameter test method 农业排灌设备.涂覆产品.渗透仪试验方法的测试 |
| 6. | Agricultural drainage . unplasticized pvc ringed pipes . natural ageing test 农业排灌设备.未增塑聚氯乙烯圆管.天然老化试验 |
| 7. | Agricultural drainage . coating products . sand tank filtration test . test method 农业排灌设备.涂覆产品.沙箱过滤试验.试验方法 |
| 8. | Agricultural drainage . corrugated unplasticized pvc pipes . rapid tensile test 农业排灌设备.未增塑聚氯乙烯波纹管.快速拉伸试验 |
| 9. | Agricultural drainage . corrugated unplastificized pvc pipes . bending resistance test 农田排水.未增塑聚氯乙烯圆管.耐弯曲性能试验 |
| 10. | Agricultural drainage . corrugated unplasticized pvc pipes . test for resistance to crushing 农田排水.未增塑聚氯乙烯波纹管.抗压裂试验 |