defective material

常用短語

defective material report材料缺陷報告；缺陷材料報告；不合格材料報告

DMR Defective Material Report材料缺陷報告

defective fluorite type material缺陷螢石型材料

MATERIAL DEFECTIVE PIECES PER MILLION來料百萬分之缺陷率

Material Defective來料