“有砟道床”的概念、定义、翻译、参考文献-科学参考

单词	有砟道床
释义	有砟道床 Encyclopedia 工学道床结构释 ballastless有砟道床通常由具有一定粒径、级配和强度的硬质碎石堆集而成，碎石之间存在着空隙和摩擦力，使得轨道具有一定弹性的道床。
随便看	A Family of Five Virtues Afanasievo Culture Afanasy Afanasyevich Fet Afanasy Grigorievich Grigoriev Afar Afar Depression A Farewell to Arms Afar Region AFB AFBCC AF-C AFC AFCAC AF C* algebra AF C*-algebra AfDB AFDX A Feast for Wise Men AFEE AFEM a female designated a male heir after her husband died A Female Yin-Yang Master A Ferocious Person a-ferrom A Few Questions About Writing A Screenplay

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。