| 1. | Preventive technique of ordoviccan water in panxi shaft 潘西矿井奥灰水防治技术 |
| 2. | Minor repair works , including limewashing 进行小型维修工程,包括扫灰水 |
| 3. | Research on comprehensive treatment of mine ordovician water 深部矿井奥灰水综合治理技术 |
| 4. | Harness technology for karst water in ordovician limestone with underground grouting of hole 井下钻孔注浆治理奥灰水技术 |
| 5. | B cleansing and washing of private lanes , common parts of old tenement buildings ; and undertaking minor repair works and lime - washing at these sites B清洁和清洗私人小巷旧式唐楼的公用地方,以及在该等地方进行小型维修工程和扫灰水 |
| 6. | Cleansing and washing of private lanes , common parts of old tenement buildings ; and undertaking minor repair works and lime - washing at these sites 清洁和清洗私人小巷、旧式唐楼的公用地方,以及在该等地方进行小型维修工程和扫灰水; |
| 7. | B cleansing and washing of private lanes , common parts of old tenement buildings ; and undertaking minor repair works and lime - washing at these places B清洁和清洗私人小巷旧式唐楼的公用地方,以及在该等地方进行小型维修工程和扫灰水 |
| 8. | Cleansing and washing some 300 rear lanes and common parts of some 1 , 000 old tenement buildings and carrying out minor repair works and lime - washing 清洁和清洗约300条后巷和约1000幢旧式唐楼的公用地方,以及进行小型维修工程和扫灰水; |
| 9. | Cleansing and washing of private lanes , common parts of old tenement buildings ; and undertaking minor repair works and lime - washing at these places 清洁和清洗私人小巷、旧式唐楼的公用地方,以及在该等地方进行小型维修工程和扫灰水; |
| 10. | Circulating water was used for washing ash - water in the thermal power plant of yizheng chemical fibre company , which led to a low concentration rate of 1 . 6 as well as scale and corrosion problem of condenser copper pipes 摘要仪化热电厂将循环水用作冲灰水,导致浓缩倍率只有1 . 6以及凝汽器铜管腐蚀结垢严重。 |