cobalt dioxide

例句：

1. 1. The chemical is used in the production of high-performance alloys.
   这种化学物质用于生产高性能合金。
2. 2. The pigment is a crucial component in the coloring of many materials.
   这种颜料是许多材料着色的关键成分。
3. 3. The coating is made from a mixture of cobalt dioxide and other chemicals.
   这种涂层是由钴二氧化物和其他化学物质混合制成的。