| 1. | Research on open - grouting stifling leakage technique 开放式注浆堵漏技术研究 |
| 2. | Inorganic waterproof and leakage - preventing materials 无机防水堵漏材料 |
| 3. | High - pressure leak - blocking technique of high molecular grouting resin 树脂高压注浆堵漏技术 |
| 4. | Evaluation on sealing ability of new multi - function composite gel 新型多功能复合凝胶堵漏性能评价 |
| 5. | Marine umbrella type leak stopper 船用伞型堵漏器等 |
| 6. | Dl tube mender - changmao Dl型管道堵漏器- changmao |
| 7. | Dl tube mender main data 铸铁管堵漏器主要数据: |
| 8. | The microcontrolledbased high temperature and high pressure leakingstoppage instrument 51单片机的高温高压堵漏仪 |
| 9. | Coarse - foam plugging technology 粗泡沫堵漏工艺 |
| 10. | Expandable plugging additives 膨胀性堵漏材料 |