“ephemeris time”的概念、定义、翻译、参考文献-科学参考

单词	ephemeris time
释义	ephemeris time Encyclopedia 理学﹝时间计量系统﹞释 ephemeris time历书时以地球公转运动为基础，理论上均匀的时间尺度，简称ET。 Astronomy ephemeris time缩写：ET。历书时
随便看	co-well-powered category cowherb cowherb seed Cowherd Star So High High Up cowhide C-O white dwarf Cowles-Jones ratio test Cowling Cowling approximation Cowling mechanism cow milk co-word analysis cowpea cowpea aphid cowpea red glaze cowpea red porcelain Cowper stove cowpox cowry Cowry Forces for an Emerging Benin cow sharks cowskin cow's milk protein allergy，CMPA cow song COX

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