The steel scrap index (S), as the criterion for defining the degree of availability of steel scrap for steel industry, is shortly defined.

说明了废钢指数（S）是衡量钢铁工业废钢资源充足程度的判据。

youdao

Steel and Stainless Steel Products and Components, Scrap, Steel, Aluminium Scrap, Scrap Iron, Wood, Scrap Paper.

采购产品钢和不锈钢产品和零件，废品率，钢，铝废料，废铁，木材，废纸。

youdao

South Korea scrap steel prices rise faster, but steel mills because the cost pressure heavy, this week to scrap purchase price of maintaining last week level.

韩国废钢价格加速上涨，但是钢厂由于成本压力重，本周废钢采购价格维持上周水平。

youdao

Yet mini-mills cannot do it all: there is not enough scrap to satisfy all steel demand, and steel made from scrap is not high enough quality for all uses.

ECONOMIST: American steel

Blue Star Steel saves money buying scrap steel, and the environment is spared additional greenhouse gas emissions from a foundry.

FORBES: How GM Makes $1 Billion A Year By Recycling Waste

Best of all, the mini-mills have a natural hedge against a downturn in steel prices, because the price of scrap steel, their input, rises and falls with their finished product.

ECONOMIST: Steel: Rust never sleeps | The