经验之谈！我上次200-400mm，70-200mm基本是50：50，

来源: 味苦于 2013-09-16 15:13:28 [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.