“速度密度关系”的概念、定义、翻译、参考文献-科学参考

单词	速度密度关系
释义	速度密度关系 Encyclopedia 工学交通流模型释 velocity-density relation速度密度关系速度与密度呈现线性关系。当密度从零逐渐增大，则车速从自由流速度逐渐减小；密度达到最佳密度时，车速为流量最大时对应的速度（最佳速度）；当密度达到阻塞密度时，车速为零，交通阻塞。
随便看	German Pavilion of Barcelona International Exposition German photography German planning system german planning system German Popular Front German private international law German Progress Party German Qualifications Framework German Reunification German Revolutions of 1848 German Romantics Germans German shepherd German social medical insurance system German Society for Animal Breeding German South-West Africa German space activities German-Spanish Astronomical Centre German Spatial Planning Act German sports German sports administrative law German Sport University Cologne German Stage Society German Theatre German Treaty of Protection for Southwest Africa

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。