first alarm
| code
| first alarm | |
| tech. | 一级火警; 首次火警 |
| 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 |
| |||
| 一级火警; 首次火警 | |||
|
first alarm : 4 phrases in 3 subjects |
| Electronics | 1 |
| Nuclear and fusion power | 1 |
| Technology | 2 |