drive pin punchpinpunchpunch pinsharp point punch尖: pointed; tapering冲头: head; formed punch; piercing ...尖冲钉 冲头 冲子 紧配合销: driftpin尖冲: shoulder hit冲头: [自动化] head; formed punch; piercing mandrel; plunger chip [tip]; punch pin [knife]; striking [former] block; hub; punch◇冲头半径 [设计] punch radius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:尖冲头，即可在微信中查询翻译
