好像是两组灯丝，高功率的是刹车灯，低功率的是夜灯。

来源: 大地于 2011-03-10 20:54:20 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.