<div>I have already read this document. But I need more details..</div><br><div class="gmail_quote">2011/9/15 Jean-Claude Repetto <span dir="ltr"><<a href="mailto:jrepetto@free.fr">jrepetto@free.fr</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">

Hello,<br>
<br>
Please read the archives of this mailing list:<br>
<<a href="http://osgeo-org.1803224.n2.nabble.com/PROJ4-7-parameter-datum-shift-Beijing-1954-td6216271.html" target="_blank">http://osgeo-org.1803224.n2.<u></u>nabble.com/PROJ4-7-parameter-<u></u>datum-shift-Beijing-1954-<u></u>td6216271.html</a>><br>

<font color="#888888">
<br>
Jean-Claude<br></font></blockquote><div>I have already read  </div></div><br clear="all"><div><br></div>-- <br>         此致<br>礼<br>罗勇刚<br>Yours<br>    sincerely,<br>Yonggang Luo<br><br>