vacuum injection molding

例句：

1. 1. Vacuum injectionmolding is a technique used to produceparts with complex shapes.
   真空注射成型是一种用于生产具有复杂形状部件的技术。
2. 2. The companyuses vacuum injection molding to produce high-quality plastic products.
   该公司使用真空注射成型技术生产高质量的塑料产品。
3. 3. Vacuuminjection molding has become increasingly popular inthe automotive industry due to itsability to produce lightweight yet strong components.
   由于其能够生产轻质而坚固的组件，真空注射成型在汽车工业中越来越受欢迎。