“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	degenerate operator degenerate orbital degenerate-parabolic equation degenerate parabolic equations degenerate parallelotope degenerate parametric amplifier degenerate partial differential equation degenerate PCR degenerate perturbation theory degenerate plasma degenerate polyhedron degenerate positive semidefinite matrix degenerate pressure degenerate primer degenerate problem degenerate process degenerate quadratic form degenerate quadric degenerate quantum gas degenerate random variable degenerate representation degenerate semiconductor degenerate series degenerate series of representations degenerate set

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。