powder constituent

• 粉末组成

powder constituent的用法和样例：

例句

1. Experiments were carried out with different powder composition to enhance ultrasonication nucleation and also studied the effects on the electric filed emission properties.
   我们使用不同的粉末组成来超音波震荡成核，并探讨其钻石薄膜成长机制与电子场发射特性。