secondary recycle isobutane

例句：

1. 1. The process of secondary recycling is crucial for reducing waste.
   二次回收过程对于减少废物至关重要。
2. 2. The company has implemented a policy to encourage secondary recycling of plastic waste.
   该公司实施了一项政策，鼓励塑料废物的二次回收。
3. 3. The use of secondary recycling technology can significantly reduce the environmental impact of waste disposal.
   使用二次回收技术可以显著减少废物处理的环境影响。