Electronics. A fused glass seal at the base of a thermionic valve through which a wire to an electrode passes.
| 单词 | θ78464 |
| 释义 | the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > thermionic valve > [noun] > seal at base of (1) pinch1928 Electronics. A fused glass seal at the base of a thermionic valve through which a wire to an electrode passes. |
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