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单词 power tube
释义

Definition of power tube in English:

power tube

noun
Electronics
  • = power valve.

Origin

1920s; earliest use found in James Moyer (b. 1875).

 
 

Definition of power tube in US English:

power tube

noun
Electronics
  • = power valve.

Origin

1920s; earliest use found in James Moyer (b. 1875).

 
 
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更新时间:2024/11/13 11:12:19