你是说是里面的气门齿轮会变位吧？没看懂

来源: chinomango 于 2015-12-01 18:35:19 [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.