Message-ID: <6f67d896.3860.13beefc36be.Coremail.laomeng_3@163.com>
Date: 2012-12-31T03:23:24Z
From: meng
Subject: How to multiple the vector and variables from dataframe
In-Reply-To: <1356924017.52019.YahooMailNeo@web142605.mail.bf1.yahoo.com>
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