铬矿物 [
gè kuàng wù]
[矿物] chrome mineral
- 铁、铬等致色离子存在不成对电子,单个电子吸收可见光,发生跃迁,使含有铁、铬离子的矿物产生颜色。
Iron ion and chromium ion with single electron can absorb the visible light and come into being color. - 在膳食中添加洋葱和大蒜可以增加钙的摄入量,并提供铬、微量矿物元素,它们在维持人体血糖水平起着重要作用。
Adding onions and garlic to your meals can boost calcium intake, and provide chromium, a trace mineral important in maintaining blood sugar levels. - 通过焙烧过程分析表明,铬精矿中的含铬矿物与碳酸钠的反应较易进行,在1000℃左右已基本反应完全。
The analysis on roasting processes indicate that chromium-containing minerals in the chromium concentrate can react easily with sodium carbonate, and the reaction can he accomplished at around 1000℃.
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