pore-free die casting

例句：

1. 1.This new product uses pore-free die casting technology to improve its durability.
   这款新产品使用了无孔铸造技术来提高其耐用性。
2. 2. The company's reputation is built on the quality of their pore-free die casting products.
   该公司的声誉建立在其无孔铸造产品的质量上。
3. 3. Pore-free die casting is a process used in the production of high-quality metal parts.
   无孔铸造是一种用于生产高质量金属部件的过程。