“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	knowledge reduction knowledge redundancy knowledge representation knowledge representation and reasoning knowledge representation ontology knowledge resources knowledge retrieval knowledge reuse knowledge revolution knowledge science knowledge search knowledge self-organization process knowledge service knowledge services knowledge service system knowledge sharing knowledge sharing culture knowledge sharing mechanism knowledge,skill & ability knowledge society knowledge source knowledge spillover knowledge spiral knowledge state knowledge storage

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。