 |
安全照明
| 灯
| 安全照明 | |
| eng.geol. | safety light |
| hydroel.st. | safely lighting |
| light. | security lighting |
| nucl.pow. | safety lighting |
| 灯 | |
| environ. | lamp |
| hydroel.st. | lamp |
| 安全照明: 9 phrases in 5 subjects |
| Drilling | 2 |
| Earth sciences | 1 |
| Lighting other than cinema | 1 |
| Metallurgy | 1 |
| Technology | 4 |