“活动桥”的概念、定义、翻译、参考文献-科学参考

单词	活动桥
释义	活动桥 Encyclopedia 工学桥梁类型释 movable bridge活动桥桥跨结构的一部分或整体可以移动或转动的跨河桥。又称开启桥、开合桥。
随便看	directed quasiorder directed relation graph directed segment directed self-assembly lithography technology directed sequencing directed set directed spanning tree directed strongly regular graph directed system directed technical change directed tetrahedron directed the security work of large-scale activities directed tree directed triple system directed union directed value directed web directed xy walk directed xy-walk direct effect direct effects hypothesis direct election direct electric heating method direct energy conversion operation direct ethanol fuel cell

科学参考收录了854744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。