|
|
| 51. | upgrading works |
| 改良工程；加固工程 |
|
|
| | |
| 52. | public utility works |
| 公用设施工程；公用事业工程 |
|
|
| | |
| 53. | sinking and driving engineering |
| 井巷工程;井巷工程 |
|
|
| | |
| 54. | tunnelling works |
| 隧道工程；隧道开挖工程 |
|
|
| | |
| 55. | ancillary works |
| 辅助工程;附属工程 |
|
|
| | |
| 56. | maintenance works |
| 维修工程；保养工程 |
|
|
| | |
| 57. | water supply engineering |
| 给水工程; 供水工程 |
|
|
| | |
| 58. | strengthening works |
| 巩固工程；加固工程 |
|
|
| | |
| 59. | heat power engineering |
| 热力工程工程热力学 |
|
|
| | |
| 60. | local public works |
| 地区性小工程；乡村工程 |
|
|
| | |