instrument maintenance
| code
| instrument maintenance | |
| met. | 仪器维修 |
| code | |
| gen. | 为...编码 |
| el. | 规则 |
| hydroel.st. | 编码; 标准 |
| hydroel.st. од. | 法规 |
| met. | 码; 电码; 符号; 标记; 规则 |
| |||
| 仪器维修 | |||
| 仪表维护 | |||
|
instrument maintenance : 6 phrases in 4 subjects |
| Automobiles | 2 |
| Aviation | 1 |
| Shipbuilding | 1 |
| Technology | 2 |