这种纺织品是一种可爱的、柔滑的纤维，它是用大豆做豆腐剩下的废材制成的。
The textile is a lovely, silky fiber made from waste material left after soybeans are used to make Tofu.
在温哥华，木材业者在演示一项新技术，切割过去认为是废材的木头。
On Vancouver Island, lumber men are demonstrating a new technique for cutting timber that used to be considered waste.
业主是当地的一个木匠，多年的工作积累了大量的边角料，他希望为这些看似废材的边角料赋予新的生命，以免被白白丢弃遗忘。
After years working, the owner, which is a local carpenter, has a big stock of scrap wood that he wishes to give another life to them rather than leaving it fall into oblivion.
用废石粉作为水泥混合材时，有利于提高水泥的早期强度，但会使水泥后期强度有所降低。
Using the stone waste powder as a cement mixing materials, the early strength of cement was improved, but late strength of cement was reduced.
用废石粉作为水泥混合材时，有利于提高水泥的早期强度，但会使水泥后期强度有所降低。
Using the stone waste powder as a cement mixing materials, the early strength of cement was improved, but late strength of cement was reduced.
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