granulated cobalt

例句：

1. 1. The engineer used agranulated cobalt powder to coatthe surface of the metal.
   工程师使用颗粒状钴粉来涂覆金属的表面。
2. 2. Thegranulated cobalt powder wasused as an additive in the paint formulation.
   颗粒状钴粉被用作油漆配方的添加剂。
3. 3. The granulated cobaltpowder was mixed with water to create apaste for painting.
   颗粒状钴粉与水混合制成一种用于绘画的糊状物。