“碎石道床”的概念、定义、翻译、参考文献-科学参考

单词	碎石道床
释义	碎石道床 Encyclopedia 工学[轨道部件]释 ballast bed碎石道床用散粒体碎石道砟构筑的轨下基础。
随便看	fish behavior analysis fish bladder fishbone fishbone antenna Fishbone diagram fish bone diagram analysis fish bone marrow-like tissues Fish Boy fish cage aquaculture fish cake，kamaboko fish cathepsin fish cell apoptosis fish chemotaxis fish complement system fish crosscutting machine fish culture and enhancement fish culture in paddy field fish culture in running water fish curve fish cutting machine fish defensin fish descaler fish digestion rate fish disease diagnosis management fish disease resistance-related genes

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。