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钻坯
meaning in English
bit shank
rough diamond
Related Words
麻纱坯
纸坯
粗毛坯
锻坯
焊接管坯
手工拉坯
开坯机
预烧坯
生坯间
异形坯
钻炮眼
钻炮眼设备
钻偏斜孔用的钻头
钻平孔底
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