 |
| |||
| arc de mercure | |||
|
mercury-arc : 19 phrases in 8 subjects |
| Antennas and waveguides | 1 |
| Electric traction | 1 |
| Electronics | 8 |
| General | 1 |
| Medical appliances | 1 |
| Microscopy | 1 |
| Technology | 5 |
| Transport | 1 |
|
| |||
| arc de mercure | |||
|
mercury-arc : 19 phrases in 8 subjects |
| Antennas and waveguides | 1 |
| Electric traction | 1 |
| Electronics | 8 |
| General | 1 |
| Medical appliances | 1 |
| Microscopy | 1 |
| Technology | 5 |
| Transport | 1 |