alloy powder

例句：

1. 1.The metal was made into alloy powder for use in the machine.
   金属被制成合金粉末用于机器中。
2. 2. The alloy powder is used to make high-strength steel.
   合金粉末用于制造高强度钢材。
3. 3.The alloy powder was mixed with oil to form a paste.
   合金粉末与油混合形成糊状物。