“proper motion”的概念、定义、习题解题方法及翻译-物理辞典

单词	proper motion
释义	proper motion The apparent angular motion of a star on the celestial sphere. This is motion in a direction that is perpendicular to the line of sight
随便看	diamagnetism diamond diaphragm diastereoisomers dichroism dielectric dielectric constant dielectric heating Diesel engine differential amplifier differential calculus differential equation differential geometry differentiation diffraction diffraction grating diffusion diffusion cloud chamber diffusion limited aggregation diffusion pump digit digital audio tape digital computer digital display digital recording

物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。