“flush headed bolt”的概念、定义、翻译、参考文献-科学参考

单词	flush headed bolt
释义	flush headed bolt 埋头螺栓
随便看	runner boxing runner brick runner bush runner chain runner crown runner cup runner cut runner extension runner gate runner head runner hub runner overflow runner pin runner pipe runner piston pump runner plate runner refractory runner riser runners runner scrap runner seal ring runner shank runner shoe runner stick runner stone

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