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陰極的電子管二極體。Tube tetrode with directly or indirectly heated cathode.具有直接或間接加熱的陰極的電子管四極管。Drag onto the page to add a tube triode with directly or indirectly heated cathode.拖到繪圖頁后，可以添加具有直熱式或旁熱式陰極的電子管三極管。 返回 directly heated cathode