lost foam pattern

• 消失模

lost foam pattern的用法和样例：

例句

1. Vermicular graphite cast iron exhaust pipe in lost foam casting was introduced.
   介绍了消失模法生产蠕铁排气出口管的工艺过程。
2. The new method can provide small-medium size foam tools and polystyrene pattern for lost foam process rapidly.
   此研究可为消失模铸造快速提供中小型发泡模具及其聚苯乙烯泡沫模样。