【bow_drill】什么意思_英语bow_drill的翻译_音标_读音_用法_例句_在线翻译

bow drill
美 [baʊ drɪl]

钻木取火

... · 地基 (Deck Foundation) · 钻木取火 (Bow Drill) · 火炉 (Furnace) ...

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短语

drill bow [机] 手钻弓柄 ; 手摇钻弓柄

drill l bow 手钻弓柄

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经济学

·2,447,543篇论文数据，部分数据来源于NoteExpress

abstract: The bow drill is an ancient tool. While it was usually used to make fire, it was also used for primitive woodworking and dentistry.

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The paper research the problem of bow to build the model of cutter with the design technology of virtual product, and built the 3D models of twist drill, gang drill, gear hob;

讨论了用虚拟技术对复杂金属切削刀具进行建模的问题，建立了麻花钻、群钻、齿轮滚刀的三维数字模型；

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