countersunk是什么意思？

countersunk

英[ˈkaʊntəsʌŋk] 美[ˈkaʊntərsʌŋk]

• v. 钻孔装埋，打埋头孔( countersink的过去分词 )，countersink 的过去式和过去分词；

例句

• Side view of countersunk posidriv screw with adjustable thread length. 螺纹长度可调整的埋头十字槽螺钉的侧面图.
• Side view of raised countersunk slotted screw with adjustable thread length. 螺纹长度可调整的半埋头一字槽螺钉的侧面图.
• Countersunk rivet symbol. Use in conjunction with other rivet ends. 埋头铆钉符号. 与其他铆钉端点结合使用.