third line
| servicing
| third line | |
| croq. | 第三线 |
| servicing | |
| gen. | 检修; 技术服务; 发动机的使用准备; 加注 |
| busin. | 使用 |
| oil | 维修 |
| space | 服务; 修理 |
| space од. | 维护 |
| tech. | 检修技术维护 |
| |||
| 第三线 | |||
|
third line : 5 phrases in 5 subjects |
| Aviation | 1 |
| Computer numerical control | 1 |
| Economics | 1 |
| Textile industry | 1 |
| United Nations | 1 |