“multielement vacuum tube”的概念、定义、翻译、参考文献-科学参考

单词	multielement vacuum tube
释义	multielement vacuum tube [¦mǝl·tē`el·ǝ·mǝnt `vak·yǝm ´tüb] ^ELECTRONICS A vacuum tube which has one or more grids in addition to the cathode and plate electrodes.
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