recovered materials

常见例句

If recovered materials are used their specifications should be given and justified.
如果使用回收物料，应给出回收物料的质量标准并需论证。
zhoushengsuo.blog.163.com
The use of recovered solvents, mother liquors, and other recovered materials should be adequately documented.
回收溶剂，母液和其它回收物料的使用应充分记录。
zhoushengsuo.blog.163.com
This is not the first time that prices for recovered materials have fallen sharply in this way; the same thing happened in the 1990s and prices recovered within two years.
回收再利用材料的价格并不是第一次这样急速下降；同样的事情在20世纪90年代也发生过，但在不到两年的时间里又回升到了原点。

More than 400 paper mills in the U.S. use at least some recovered materials in their manufacturing processes.
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The stuff is put through a strainer to remove random debris, then sucked via tubes into a vacuum system that blends it with other polyurethane scraps recovered from car dashboards and shipping materials.
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