thermionic vacuum tube

• n. 热离子真空管

英英释义

Noun:

1. electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope

近反义词

【近义词】

• electron tube 真空管
• tube 管子
• thermionic tube [物]热离子管...
• thermionic valve [物]热离子管...
• vacuum tube 真空管