operating software
| development
| operating software abbr. | |
| avia. | 操作软件 |
| development abbr. | |
| met. | 研制; 改进; 发达; 扩展; 产生; 显像 |
| |||
| 操作软件 | |||
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operating software : 18 phrases in 6 subjects |
| Aviation | 5 |
| Computers | 1 |
| Electronics | 8 |
| Project management | 1 |
| Space | 1 |
| Technology | 2 |