“track bed structure”的概念、定义、翻译、参考文献-科学参考

单词	track bed structure
释义	track bed structure Encyclopedia 工学道床结构释 track bed structure道床结构铺设于路基、桥梁或隧道结构之上，钢轨、轨枕之下及周边的碎石、卵石层或钢筋混凝土层。是轨道重要组成部分，轨道框架的基础。
随便看	media product life circle media product line media promotion strategy media propaganda and popularize media propagation effect evaluation media property rights media property rights system media reality media reform media relations media retrenchment strategy media revenue Media Review media richness theory Medias Media's Intent-Watch media spectacle theory media' s pseudo-events media stabilization strategy mediastinum media storage technology media strategy management media supervision media supply chain media system

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。