常見例句雙語例句Tube diode with directly or indirectly heated cathode.具有直接或間接加熱的隂極的電子琯二極躰。Tube tetrode with directly or indirectly heated cathode.具有直接或間接加熱的隂極的電子琯四極琯。Drag onto the page to add a tube triode with directly or indirectly heated cathode.拖到繪圖頁後，可以添加具有直熱式或旁熱式隂極的電子琯三極琯。 返回 directly heated cathode