preselected scrap

• 备好的废钢

preselected scrap的用法和样例：

例句

1. Falling scrap costs, coupled with poor demand from the construction sector, are likely to reverse the previously anticipated upturn in selling figures.
   持续下滑的废钢成本加之疲弱的建筑用钢需求很可能扭转长材价格将于近期反弹的乐观预期。