Non-grinding long afterglow SrAl_2O_4:Eu~(2+),Dy~(3+) are prepared by sol-frothing method.
采用溶胶-发泡法制备了不球磨黄绿色SrAl_2O_4:Eu~(2+),Dy~(3+)长余辉材料。
参考来源 - 不球磨长余辉材料五种制备方法的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N-UNCOUNT Froth is a mass of small bubbles on the surface of a liquid. (液体表面的) 泡沫
...the froth of bubbles on the top of a glass of beer.
…一杯啤酒顶上的泡沫。
V-I If a liquid froths, small bubbles appear on its surface. 起泡沫
The sea froths over my feet.
海水在我脚上泛起泡沫。
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