mean tropical year 平回归年
a tropical year 回归年
Called A Tropical Year 叫做一个回归年
length of a tropical year 回归年长度
mean solar time tropical year 平回归年
Year of Tropical Convection 热带对流年科学计划 ; 对流年科学计划
tropical l year 回归年
·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N → another name for solar year
Tropical year, and sidereal year are two different concepts.
回归年与恒星年是不同的两个概念。
Tropical year , and sidereal year are two different concepts .
在即回归年与恒星年是不同的两个概念。
The Julian calendar approximated the mean tropical year as 365.25 days and proposed 366-day leap years for every one divisible by four.
儒略历将太阳年划为365.25天,闰年366天,每四年一次。
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