triode
US
・UK
A1 初級
n.名詞三極管
影片字幕
主頁 商店 三(等)......中國與烏克蘭的膛線按鈕! (Home Shop Rifling THREE(ish)...China vs. Ukraine Rifling Buttons!)
13:01
- It's actually tungsten carbide as opposed to high-speed steel, and it is titanium nitrate. It's triode-coated.
它實際上是碳化鎢,而不是高速鋼,是硝酸鈦。 它有三極管塗層。