delay dial
常見(jiàn)例句
- Introduction was made to the composition and working principle of a power-off time delay relay which adopts CMOS digital circuit, digital dial disc for switch setting and without auxiliary power.
介紹了一種採(cǎi)用CMOS數(shù)字電路、數(shù)字撥磐開(kāi)關(guān)整定、無(wú)輔助電源的斷電延時(shí)繼電器的組成及工作原理。 返回 delay dial