4、Using ascorbic acid as reducing agent and gelatin as dispersant, the spherical ultra-fine silver powder was synthesized by the chemical reduction method.
2、Spring rain falls from the sky, moistening the earth like a fine silver needle.
1、Preparation of ultra-fine silver powder utilized in paste for solar cell grid electrode
3、Silver sunflower City, the largest city in Naidong, is in the spring season. Its unique silver sunflower is blooming everywhere. It looks like a very fine silver ornament full of the city.
6、The distant Wujiang was soundless, making a fine silver light, seeing the river rolling forward, unable to hear the sound of the surging waves, and feeling a little trembling, feeling a fearless fear overflowing the whole body, and the whimper was buried deep in the heart.
5、He laid a pair of fine silver-mounted pistols on the table, and I saw that he was belted with a great sword.
