chrompicotite

例句：

1. 1. The chromic potassium was extracted from the chrompicotite.
   从铬石矿中提取了铬的钾。
2. 2. The chromic potassium is used in the production of steel.
   铬的钾用于钢铁生产。
3. 3. The chromic potassium is a valuable resource for metallurgy.
   铬的钾是冶金的重要资源。