| English | eng-000 |
| filamentary cathode | |
| 普通话 | cmn-000 | 丝状阴极 |
| 普通话 | cmn-000 | 灯丝 |
| 普通话 | cmn-000 | 灯丝式阴级 |
| 普通话 | cmn-000 | 灯丝阴极 |
| 普通话 | cmn-000 | 直热式阴级 |
| 普通话 | cmn-000 | 线状阴极 |
| English | eng-000 | directly heated cathode |
| English | eng-000 | electron-tube heater |
| English | eng-000 | filament |
| English | eng-000 | filament cathode |
| English | eng-000 | filament-type cathode |
| English | eng-000 | lamp filament |
| русский | rus-000 | катод прямого накала |