 |
| |||
| 使用期; 工作周期 | |||
| 维修期间 | |||
| 使用寿命; 寿命 | |||
| 服务【役】期 | |||
| 服务期 | |||
| 使用期限 | |||
| period of service: 6 phrases in 6 subjects |
| Business | 1 |
| China | 1 |
| International trade | 1 |
| Management | 1 |
| Technology | 1 |
| United Nations | 1 |
|
| |||
| 使用期; 工作周期 | |||
| 维修期间 | |||
| 使用寿命; 寿命 | |||
| 服务【役】期 | |||
| 服务期 | |||
| 使用期限 | |||
| period of service: 6 phrases in 6 subjects |
| Business | 1 |
| China | 1 |
| International trade | 1 |
| Management | 1 |
| Technology | 1 |
| United Nations | 1 |