| 1. | Cleaning and controlling of growth - ring in water pipeline
给水管道生长环的冲洗与防治 |
| 2. | 7 water pipeline locating in chashan town , dongguan city
25东莞市山水雅居岩土工程勘察 |
| 3. | Tape coating systems for the exterior of steel water pipelines
供水钢管外部胶带包覆系统 |
| 4. | Water pipelines ; valve boxes for stop valves ; dvgw code of practice
水管.截止阀门室. dvgw实施规程 |
| 5. | 4 water pipeline locating in luohu district , shenzhen city
21深圳市三九医药生产基地岩土工程勘察 |
| 6. | Water pipelines ; valve box for tapping valves ; dvgw code of practice
水管.放水阀门室. dvgw实施规程 |
| 7. | Coating the exterior of aboveground steel water pipelines and fittings
地面钢制供水管道和配件外部涂覆 |
| 8. | Extruded polyolefin coatings for the exterior of steel water pipelines
钢制水管的外层用挤压聚烯烃涂层 |
| 9. | Fused polyolefin coating systems for the exterior of steel water pipelines
钢制水管外部热融聚烯烃涂覆系统 |
| 10. | Cement mortar lining for buried steel water pipeline technical standard
埋地给水钢管道水泥砂浆衬里技术标准 |
