| 1. | Installation and maintenance conditions at field
现场安装和维修条件 |
| 2. | Standard for installing and maintaining liquid - filled transformers
充液变压器安装和维修标准 |
| 3. | Recommended practice for installing and maintaining switchboards
安装和维修开关板的推荐操作规程 |
| 4. | Electric security fences - design , installation and maintenance - specification
电子安全牧栏.设计安装和维修.规范 |
| 5. | Grp tanks and vessels for use above ground - delivery , installation and maintenance
地面用grp槽罐和容器.交付安装和维修 |
| 6. | Hands on power system installation & maintenance of temporary factory & office
动手进行临时工厂和办公室的电气安装和维修。 |
| 7. | Smoke security devices - code of practice for manufacture , installation and maintenance
烟雾安全装置.生产安装和维修的实施规范 |
| 8. | Hands on mechanical system installation & maintenance of temporary factory & office
动手进行临时工厂和办公室的电气安装和维修。 |
| 9. | Grp tanks and vessels for use above ground - part 4 : delivery , installation and maintenance
地面用grp槽罐和容器.第4部分:交付安装和维修 |
| 10. | There are many companies which sell , install and provide maintenance for alarm systems
市面上推销、安装和维修警钟系统的公司，多不胜数。 |
