有找到修改Linux默认字体的方法
sudo vi /etc/fonts/conf.d/69-language-selector-zh-cn.conf
修改下sans-serif相关设定
<match target="pattern">
<test qual="any" name="family">
<string>sans-serif</string>
</test>
<test name="lang">
<string>zh-cn</string>
</test>
<edit name="family" mode="prepend" binding="strong">
<string>SimSun</string><string>Droid Sans Fallback</string>将希望的字段移到第1个
<string>WenQuanYi Zen Hei</string>
<string>HYSong</string>
<string>AR PL UMing CN</string>
<string>AR PL UMing HK</string>
<string>AR PL New Sung</string>
<string>AR PL UKai CN</string>
<string>AR PL ZenKai Uni</string>
</edit>
</match>