double shot molding

例句：

1. 1. The manufacturer uses a double shot molding technique to produce high-quality parts.
   该制造商使用双射模具技术生产高质量的零件。
2. 2. This new technology allows for more precise control over the double shot molding process.
   这项新技术使得对双射模具过程的控制更加精确。
3. 3. Double shot molding is often used in the production of complex shapes, such as aircraft wings.
   双射模具常用于生产复杂形状，如飞机机翼。