We know that oil is a kind of limited and non-recycled resources.
我们知道，石油资源是有限的，而且又不能循环利用。
These recycled materials are offered at lower prices for manufacturing parts for non-critical, low-stress applications.
这些再利用的材料为那些生产非关键和低压力的部件提供了低廉的价格。
Non - deinking recycled paper mills are easy to achieve closed cycle, while deinking recycled paper mills are difficult to achieve closed cycle because of adding many chemicals in the process.
非脱墨再生纸厂很容易实现封闭循环，而脱墨再生纸厂由于在生产过程中加入不少化学品，较难实现封闭循环。
Besides, non-wovens have light weight and better ornamentality, can be conveniently installed and most of them can be recycled to reuse.
另外，非织造材料重量轻，安装施工极为方便，具有一定的装饰性，并且大多数产品可回收利用。
Solid acid catalyst can be reused and recycled as well as non-pollution for environment.
所用固体酸催化剂可重复使用，且对环境无污染。
Solid acid catalyst can be reused and recycled as well as non-pollution for environment.
所用固体酸催化剂可重复使用，且对环境无污染。
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