A. B. C. D.
當(dāng)點(diǎn)火正時(shí)超出極限,提前或延遲點(diǎn)火時(shí),分電器應(yīng)當(dāng)向()、()方向轉(zhuǎn)動(dòng) 當(dāng)點(diǎn)火正時(shí)超出極限,提前點(diǎn)火時(shí):() 當(dāng)點(diǎn)火正時(shí)超出極限,延遲點(diǎn)火時(shí):()