coil wrench mackcoil wrench mark板: board; plank; plate卷: book折印: crease板卷折印(钢板卷表面缺陷): coil wrench mark折印: crease◇折印机 printometer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:板卷折印，即可在微信中查询翻译
