Hypernyms:electron tube thermionic tube thermionic vacuum tube thermionic valve tube vacuum tube
Inherited Hypernyms:magnetrontubeelectronic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity
| 单词 | magnetron |
| 释义 | Magnetron nnoun.artifacta diode vacuum tube in which the flow of electrons from a central cathode to a cylindrical anode is controlled by crossed magnetic and electric fields; used mainly in microwave oscillators Hypernyms:electron tube thermionic tube thermionic vacuum tube thermionic valve tube vacuum tube Inherited Hypernyms:magnetrontubeelectronic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity |
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