回复：回复：推荐信不一定都换,个别平淡的可以换.COVER LETTER

来源: 于 2006-06-09 18:53:29 [旧帖] [给我悄悄话] 本文已被阅读：次

How long is a reference effective? I am planning to re-use some reference for the RFE, but some of them are almost one year.

I would appreciate your kind help!