thermionic tube
英漢例句
- A high-resistance wire or ribbon forming the cathode in some thermionic tubes.
絲極在一些電子管中形成陰極的高電阻的金屬絲或金屬帶 - a thermionic tube having five electrodes.
有五個(gè)電極的熱離子管。 - a thermionic tube having four electrodes.
有四個(gè)電極的熱離子管。 - a thermionic tube having three electrodes.
有三個(gè)電極的熱離子管。 - A high - resistance wire or ribbon forming the cathode in some thermionic tubes.
絲極在一些電子管中形成陰極的高電阻的金屬絲或金屬帶