“subgrade ontology”的概念、定义、翻译、参考文献-科学参考

单词	subgrade ontology
释义	subgrade ontology Encyclopedia 工学铁路路基工程释 subgrade ontology路基本体包括用天然土、石所填筑的基床表层、基床底层和基床以下路堤，以及在天然地层中挖出的路堑或经换填基床处理的路堑，直接支撑轨道，承受列车荷载。路基本体根据地质条件和填筑材料的不同，又可分为路堤、路堑、半路堤、半路堑、半堤半堑、不填不挖路基。
随便看	calc silicate rock calc-spar calcspar calculable calculable capacitor calculable function calculable mapping calculable number calculable relation calculable sequence calculagraph calculated calculating calculating coordinate system calculating equivalent calculating frame calculating machine calculating method of source of financing of health expenditure calculating methods on the economic loss of fishery pollution accidents calculating rule calculatio and analysis of wind power plant grid interation calculation calculation experiment of mega projects organization calculation map of reserves calculation methods of free energy

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。