常見例句This paper researches the manufacture technology of a new type sheathed heating material,which was used in ion thruster cathode heater. 研究了一種用于電火箭的新型鎧裝陰極加熱器材料的性能與制造技術。A display device that uses a cathode ray tube. 一種使用陰極射線管的顯示裝置。Once installed, this heater operates automatically. 一旦安裝好以后,這加熱器就會自動地運行。This heater needs a new element. 這個加熱器需要一組新電阻絲。The heater in my car doesn't work properly. 我汽車里的暖氣設備出了點毛病。An electron tube having a cathode and an anode. 電子二極管有一個陽極和一個陰極的電子管 返回 cathode-heater