“下托架”的概念、定义、翻译、参考文献-科学参考

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。

单词	下托架
释义	下托架 bottom bracket
随便看	electric signal electric signal machine electric-signal storage tube electric-singeing machine electric single-beam bridge crane electric single beam crane electric single line systematic diagram electric siren electric slag smelting electric slag welding electric sleep electric slewing crane electric slot electric slow cooker electric sludge conveyer worm type electric smelting electric smelting furnace electric smoke precipitation (静化) electric snow melter electric socket wrench electric soldering electric soldering appliance electric soldering bit electric soldering bolt electric soldering copper