oxygen controller
| recorder
| oxygen controller | |
| space | 氧气操纵器 |
| recorder | |
| gen. од. | 录音机; 记录器 |
| athlet. | 成绩记录员 |
| exhib. | 文档员 |
| food.ind. | 记录者 |
| hydroel.st. од. | 记录仪 |
| met. | 印码电报机 |
| space | 记录器 |
| sport. | 记录员; 记分员 |
| |||
| 氧气操纵器 (氧气设备的操纵机构) | |||
|
oxygen controller : 9 phrases in 5 subjects |
| Agriculture | 1 |
| Aviation | 3 |
| Metallurgy | 2 |
| Space | 2 |
| Technology | 1 |