短語詞組短語surface quality defect 表面質(zhì)量缺陷surface blemish defect 表面缺陷Surface pit defect 麻坑缺陷surface layer defect 表面層缺陷surface crack defect 表面裂紋缺陷Surface horizontal defect 表面橫向缺陷surface hole defect 表面孔洞surface -defect 面缺陷 返回 surface defect