A kind of flexible glass capillary wool degras column modified by silicon film was researched.本文研究了一种硅膜改性弹性玻璃毛细管羊毛脂色谱柱....

degras的音标：degras的英式发音音标为：[dɪ'græs]degras的美式发音音标为：[dɪ'græs]...

n.氧化鱼油，油鞣余脂，粗羊毛脂，废脂...