(1)將數(shù)字信號(hào)轉(zhuǎn)變?yōu)槟M信號(hào) (2)將模擬信號(hào)轉(zhuǎn)變?yōu)閿?shù)字信號(hào)
(1)拖動(dòng)鼠標(biāo) (2)Ctrl+鼠標(biāo) (3)SHIFT+鼠標(biāo)