plastifying

例句：

1. 1. The plastic material needs to be plastified before it can be used in the production of toys.
   这种塑料材料在使用前需要先进行塑化处理。
2. 2.The process of plastifying involves heating and mixing the material until it becomes more malleable.
   塑化过程包括加热和混合材料，直到它变得更柔软。
3. 3.The plastifying agent is a chemical that helps to soften the material and make it easier to mold.
   塑化剂是一种化学物质，有助于软化材料并使其更容易成型。