你用的什么灯光。日光灯？白炽灯？光的强度够么？室内灯光

来源: 比国内差远了于 2004-03-10 08:53:30 [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.