mould machine of cereal seed selection

例句：

1. 1. The mould machineis used to shape the material into adesired shape.
   压模机用于将材料塑造成所需的形状。
2. 2. The mouldmachine is an essential tool for making plasticproducts.
   压模机是制造塑料制品的必备工具。
3. 3. The mould machine canbe used to make various shapes of plasticproducts.
   压模机可以用来制作各种塑料产品的形状。