常見(jiàn)例句雙語(yǔ)例句This paper researches the manufacture technology of a new type sheathed heating material, which was used in ion thruster cathode heater.研究了一種用於電火箭的新型鎧裝隂極加熱器材料的性能與制造技術(shù)。 返回 heater type cathode