“preceding sunspot”的概念、定义、习题解题方法及翻译-物理辞典

单词	preceding sunspot
释义	preceding sunspot 缩写：p-sunspot; p-spot。前导黑子; P黑子
随便看	natural half-width natural line-broadening natural line-width natural optical background natural oscillation natural period natural quartz natural radiation belt natural radio background natural reference frame natural reference system natural satellite natural seeing natural selection natural termination natural tetrad natural vibration natural width natural X-ray background natural year natural γ-ray background nature nautical almanac nautical astronomy nautical mile

物理辞典收录了43806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。