 |
| |||
| standard practice | |||
| 标准 作法: 24 phrases in 9 subjects |
| Aviation | 12 |
| Business | 1 |
| Commerce | 2 |
| Computers | 1 |
| Economy | 2 |
| Management | 2 |
| Name of organization | 2 |
| Technology | 1 |
| United Nations | 1 |
|
| |||
| standard practice | |||
| 标准 作法: 24 phrases in 9 subjects |
| Aviation | 12 |
| Business | 1 |
| Commerce | 2 |
| Computers | 1 |
| Economy | 2 |
| Management | 2 |
| Name of organization | 2 |
| Technology | 1 |
| United Nations | 1 |