三刃钻头
词语: 三刃钻头
解释: tri-cone bit
词典: 环境专业汉英词典
三刃钻头 相关解释
tri-cone bit 〔名词〕三牙轮钻头,三刃钻头
三刃钻头 three point bit
三刃钻头 three-point bit;tri-cone bit
三刃钻头 six point bit
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