vti_encoding:SR|utf8-nl vti_title:SR|Chapter 3 vti_cachedlinkinfo:VX|H|Image108.gif S|Image108.gif S|Image109.gif H|image110.jpg S|image110.jpg H|ch4.htm H|ch4.htm H|ch5.htm H|ch2.htm S|../Images/left.jpg K|contents.htm S|../Images/up.gif H|ch4.htm S|../Images/right.jpg S|../Images/logo-b.GIF vti_cachedhastheme:BR|false vti_cachedhasborder:BR|false vti_filesize:IX|16147 vti_cachedbodystyle:SR| vti_backlinkinfo:VX|support/manual/irt-401/html/ch4.htm support/manual/irt-401/html/contents.htm support/manual/irt-401/html/ch2.htm vti_cacheddtm:TX|19 Aug 1999 09:21:02 +0800 vti_cachedhasbots:BR|false vti_extenderversion:SR|3.0.2.926 vti_cachedtitle:SR|Chapter 3 vti_timelastmodified:TR|19 Aug 1999 09:21:02 +0800