Engineered Materials .The discussion of metals starts our discussion of engineered materials. .These are materials that are man-made and designed or engineered for specific applications. PDF文件使用"pdfFactory Pro”试用版本创建ww,fineprint..com,cnEngineered Materials •The discussion of metals starts our discussion of engineered materials. •These are materials that are man-made and designed or engineered for specific applications. PDF 文件使用 "pdfFactory Pro" 试用版本创建 www.fineprint.com.cn