chipped punch缺陷: defect; flaw的: 4次方是 The fourth power of 2 i ...凸: bulge; protrude模: mould; pattern; matrix缺损的凸模: chipped punch下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:缺陷的凸模，即可在微信中查询翻译
