sintered powder

例句：

1. 1.The engineer used a special machine to sinter the metal powder into a solid block.
   工程师使用一种特殊的机器将金属粉末烧结成固体块。
2. 2. The sintered powder is then compacted and fired to remove any air bubbles.
   然后，烧结的粉末被压实并烧制以去除任何气泡。
3. 3. The sintered powder was used as an insulating material in the construction of buildings.
   烧结的粉末被用作建筑中的绝缘材料。