A.車(chē)型識(shí)別、車(chē)牌識(shí)別、按鍵取卡、抬桿 B.車(chē)牌識(shí)別、車(chē)型識(shí)別、按鍵取卡、抬桿 C.車(chē)型識(shí)別、按鍵取卡、車(chē)牌識(shí)別、抬桿 D.車(chē)型識(shí)別、車(chē)牌識(shí)別、抬桿、按鍵取卡
A.2 B.3 C.4 D.5
A.D B.G C.Q D.K