dG
abbr. 国防指南(Defence Guides)
例句
But DG Comp has made concessions, too.
但同时,欧盟竞争委员会董事会也做出了一些让步。
This image of reflection nebula DG 129 was released September 21.
这张反射星云(reflection nebula)DG 129的照片发布于9月21日。
That is, it's easy to write down straight away that dG with respect to temperature at constant pressure s is minus s.
这就是说,可以很简单的写出dG在,恒定压强下对温度的偏导数,是负。