“supporting distance of beam”的概念、定义、翻译、参考文献-科学参考

单词	supporting distance of beam
释义	supporting distance of beam 梁的支承间距
随便看	water planting water pocket water point water poisoning water pollination water pollution water pollution charge refund water pollution control water pollution control law water pollution detection system water pollution potential water pollution problems water pollution source water pollution survey water polo water polo timer water pond water poppy water pore water-potash glass water potential water potential gradient waterpower water power development water-power engineering

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。