have a question about FP

来源: 于 2006-07-11 10:32:29 [旧帖] [给我悄悄话] 本文已被阅读：次

How long does FP become expired? Why we need to take second or even third FP? Do our fingerprint changes during the days? WE have take code 3, but do not know whether we will need second FP?

Thanks