“ballastless”的概念、定义、翻译、参考文献-科学参考

单词	ballastless
释义	ballastless 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	large scale structure large scale structure of the universe large-scale structure of the universe large-scale system large scale system model reduction large scale systems largescale systems theory large scale topographical mapping large scale turbulence large scale vegetation map large scale velocity field large scale wind power base large seal scripts large section mill large semigroup algebra large set largeset large set of disjoint Kirkman triple system large set of disjoint Kirkman triple system (LKTS) large set of disjoint Steiner triple system largeset of disjoint Steiner triple system large-sheet memorial submitted to a superior large sieve large sieve inequality large sieve method

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。