真空管 zhēnkōngguǎn
-
zhēnkōngguǎn
noun
vacuum tube
Domain: Modern Chinese 现代汉语 , Subdomain: Electrical Engineering
Notes: (CC-CEDICT '真空管') -
zhēnkōng guǎn
noun
a vacuum tube
Domain: Modern Chinese 现代汉语 , Subdomain: Physics
Notes: (CC-CEDICT '真空管'; Guoyu '真空管')