 |
时分操作
| 系统
| 时分操 作 | |
| construct. | one-at-a-time operation |
| DPA系统 | |
| pest.contr. | DPA System |
| F系统 | |
| rem.sens. | F system |
| PELV系统 | |
| el.mach. | PELV system |
| SELV系统 | |
| el.mach. | SELV system |
| TN 系统 | |
| IT | TN system |
| TN-C 系统 | |
| IT | TN-C system |
| TN-C-S 系统 | |
| IT | TN-C-S system |
| TN-S 系统 | |
| IT | TN-S system |
| |||
| one-at-a-time operation | |||
| |||
| one-at-a-time operation | |||
|
时分操作 : 21 phrases in 10 subjects |
| Air defense | 1 |
| Business | 2 |
| Electronics | 7 |
| Geophysics | 2 |
| Information technology | 2 |
| Oil / petroleum | 1 |
| Project management | 1 |
| Space | 1 |
| Technology | 3 |
| Telecommunications | 1 |
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