triode connected tube接: come into contact with; come ...成: accomplish; succeed三极管: triode; audion; radiotron; t ...的: 4次方是 The fourth power of 2 i ...电子管: electron tube duct; canal; v ...下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:接成三极管的电子管,即可在微信中查询翻译