该字体其实就是bitstream vera sans + 方正准圆，比纯准圆要更impressive，而且含斜体，粗体和mono，这样桌面和应用程序就比较一致了，由于bitstream的西方字体的完备性，就不再被其他文字所困扰，应该说比较完美了。感谢原作者的辛勤劳动。
ftp下载地址：http://ftp.Ubuntu.org.cn/home/zhuqin_83/verasansyuanti_mod_by_zhuqin.rar
注意language-selector.conf要修改一下，下面是我的，仅供参考。
代码:
<fontconfig>
<alias>
<family>serif</family>
<prefer>
<family>Bitstream Vera Serif</family>
<family>Vera Sans YuanTi</family>
</prefer>
</alias>
<alias>
<family>sans-serif</family>
<prefer>
<family>Bitstream Vera Sans</family>
<family>Vera Sans YuanTi</family>
</prefer>
</alias>
<alias>
<family>monospace</family>
<prefer>
<family>Bitstream Vera Sans Mono</family>
<family>Vera Sans YuanTi Mono</family>
</prefer>
</alias>
<match target="font" >
<test qual="any" name="family" compare="eq" >
<string>Vera Sans YuanTi</string>
<string>Vera Sans YuanTi Mono</string>
<string>Bitstream Vera Serif</string>
<string>Bitstream Vera Sans</string>
<string>Bitstream Vera Sans Mono</string>
</test>
<edit name="rgba" mode="assign">
<const>rgb</const>
</edit>
<edit name="antialias" mode="assign" >
<bool>true</bool>
</edit>
<edit name="autohint" mode="assign" >
<bool>false</bool>
</edit>
<edit name="hinting" mode="assign" >
<bool>true</bool>
</edit>
<edit name="hintstyle" mode="assign" >
<const>hintslight</const>
</edit>
</match>
<match target="font" >
<test name="family" compare="contains" >
<string>Song</string>
<string>Sun</string>
<string>Kai</string>
<string>Ming</string>
</test>
<!-- check to see if the font is just regular -->
<test name="weight" compare="less_eq">
<int>100</int>
</test>
<test compare="more_eq" target="pattern" name="weight" >
<int>180</int>
</test>
<edit mode="assign" name="embolden" >
<bool>true</bool>
</edit>
</match>
<match target="font" >
<test name="family" compare="contains" >
<string>Song</string>
<string>Sun</string>
<string>Kai</string>
<string>Ming</string>
</test>
<edit name="globaladvance">
<bool>false</bool>
</edit>
<edit name="spacing">
<int>0</int>
</edit>
<edit name="hinting">
<bool>true</bool>
</edit>
<edit name="autohint">
<bool>false</bool>
</edit>
<edit name="antialias" mode="assign">
<bool>true</bool>
</edit>
<test name="pixelsize" compare="less_eq">
<int>18</int>
</test>
<edit name="antialias" mode="assign" >
<bool>false</bool>
</edit>
</match>
</fontconfig>