相關(guān)單詞近義詞 tube 管子, thermionic tube [物]熱離子管..., thermionic vacuum tube 熱離子真空管..., thermionic valve [物]熱離子管..., vacuum tube 真空管臨近詞electronbeam, electron, electronie document, electroneutral pump, electronystagnogram, electron beam print, electron separation, electron accelrator, electron attachment, electronegative gas, electron equivalent, electron ray curing 返回 electron tube