metal substitution refining process

例句：

1. 1. The metal substitutionrefining process is crucial for theproduction of high-quality steel.
   金属替代精炼过程对于生产高质量钢材至关重要。
2. 2. This processinvolves replacing traditional alloys with moresustainable alternatives.
   这个过程涉及用更可持续的替代品替换传统的合金。
3. 3. The refinery uses acombination of techniques to achieve maximum efficiency inthe metal substitution refining process.
   炼油厂采用多种技术，以实现金属替代精炼过程的最大效率。