Recently, I worked on a project that converted an aluminum die cast part to one injection molded from highly reinforced thermoplastic polyester.
近来，我在一个项目上工作，这个项目是一个使用高度增强的热塑性塑料注塑制件替换一个铝质压筑制件。
In order to reduce the cost of the diesel engine cylinder head cover, the panel substituted the original aluminum cast part.
为了降低柴油机气缸盖罩的成本，使用板件替代原先的铸铝件。
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