英语语法分析

On his way, he points out several rudimentary smelters.

在路上，他指出几个初级冶炼厂。

Hence the rise of "foundries", the smelters of the information age.

因此晶圆代工厂的增加是信息时代的熔炉。

Production efficiency of aluminum smelters is another key problem.

炼铝厂的生产效率是另一关键问题。