en permatron (n)
― RelatedTo ⟶
Weight: 1.0
en hot cathode Source: English Wiktionary
en plasmatron (n)
― RelatedTo ⟶
Weight: 1.0
en hot cathode Source: English Wiktionary
en edison effect (n)
― RelatedTo ⟶
Weight: 1.0
en hot cathode Source: English Wiktionary
en hot cathode (n)
― RelatedTo ⟶
Weight: 1.0
en thermionic valve Source: English Wiktionary