“biface tool”的概念、定义、翻译、参考文献-科学参考

单词	biface tool
释义	biface tool [`bī´fās `tül] ^{DESIGN ENGINEERING} A tool, as an ax, made from a coil flattened on both sides to form a V-shaped cutting edge.
随便看	up-Doppler updraft carburetor updraft furnace updrift upflow upgrade uphole uphole time upland uplift pressure uplink upload upmilling upper upper air upper-air chart upper-air disturbance rod bit rod coupling rodding rod dope rodent Rodentia rodenticide rod gap

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