counterbore (drill) 基本解释
[化] 平底扩孔钻
词组短语
1、counterbore drill 平底扩孔钻
重点词汇
counterbore (用平底扩孔钻)扩孔[锪孔, 镗孔, 镗阶梯孔], 沉孔, 埋头孔
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更新时间:2026-11-01 06:55:33
更新时间:2026-11-01 06:55:33
counterbore (drill)是什么意思 counterbore (drill)怎么读 counterbore (drill)中文意思 翻译

