“four-velocity”的概念、定义、翻译、参考文献-科学参考

单词	four-velocity
释义	four-velocity [`fȯr vǝ´läs·ǝd·ē] ^RELATIVITY A four-vector whose components are the rates of change of the space and time coordinates of a particle with respect to the particle's proper time.
随便看	variable ceiling variable click track variable connector variable costs variable coupling variable-cycle engine variable-cycle operation variable-density sound track variable-depth sonar variable diode function generator variable element variable field variable flow variable-focal-length lens variable-focus condenser variable force variable geometry aircraft variable inductance variable-inductance accelerometer variable inductor variable-length field variable-length operation variable-length record variable-length word variable-mu tube

科学参考收录了103327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。