通过在其他制作玻璃的原料中添加金属化合物，你可以得到特定的颜色。
You got specific colors by adding metallic compounds to the other glass making ingredients.
研究添加金属铝粉和硅粉对材料性能的影响。
The influences of metallic al powder and Si powder on material performance are discussed.
同时还探讨了添加金属铝粉、有机发泡剂偶氮酰胺、乳酸铝及有机纤维的作用机理。
The mechanism of improvement of explosion resistance with addition of aluminum powder, organic foaming a-gent azodiformamide, aluminum$…
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