“transport density”的概念、定义、翻译、参考文献-科学参考

单词	transport density
释义	transport density Encyclopedia 工学运输量释 transport density运输密度一定时期内，某种运输方式在所设定的运输线路上，平均每千米线路所承担的货物（旅客）周转量。
随便看	positive excess coefficient positive existential sentence positive extension positive eyepiece positive feedback positive feedback amplifier positive film positive flower structure positive formula positive function positive functional positive fundamental sequence positive glow positive Grassmannian positive half-trajectory positive helicity spinors positive Hermitian kernel positive Hermitian operator positive homogeneous function positive hull positive image positive index of inertia positive infinity positive integer positive integral kernel

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。