spear-point drill的意思|示意
剑尖锥
spear-point drill的网络常见释义
剑形锥 ... 多刃锯 wafering saw 剑形锥,三刃锥 spear-point drill 凹坑锥口坑 dished pocket ...
spear-point drill相关短语
1、 spear point drill 剑尖锥
2、 spear point flat drill 翻译
3、 spear r point drill 剑尖锥
spear-point drill相关例句
Be careful not to brace with your palms at any point of this drill, but spear with the fingertips.
小心不要支撑与你的手掌在任意点的，但枪钻的指尖。