短語詞組短語material damage defect 材料缺陷material incoming quality defect 來料不良MDR Material Defect Report 材料不良報告redundancy material defect 冗余物missing material defect 丟失物缺陷material defect report 材料不良報告defect material review 不良材料審核defect of material 材料缺陷defect substitution material 缺損替代材料 返回 material defect