 |
| |||
| 汞弧整流管〔器〕 | |||
| 汞弧整流器; 水银整流器 | |||
| ★ 汞弧整流管 | |||
| 水银电弧整流器 | |||
| |||
| 水银整流器 | |||
| 未弧整流器 | |||
| 汞弧整流器 | |||
| |||
| 汞弧整流器 | |||
|
mercury-arc rectifier : 15 phrases in 5 subjects |
| Electronics | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Technology | 10 |
|
| |||
| 汞弧整流管〔器〕 | |||
| 汞弧整流器; 水银整流器 | |||
| ★ 汞弧整流管 | |||
| 水银电弧整流器 | |||
| |||
| 水银整流器 | |||
| 未弧整流器 | |||
| 汞弧整流器 | |||
| |||
| 汞弧整流器 | |||
|
mercury-arc rectifier : 15 phrases in 5 subjects |
| Electronics | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Technology | 10 |