He considered that it was caused by the non-uniformity of the apparent annual motion of the sun.
他认为这是由太阳周年视运动的不均匀引起的。
China's '24 solar terms' is a knowledge system and social practice formed through observations of the sun's annual motion, and cognition of the year's changes in season, climate and phenology.
中国的二十四节气是一种知识体系和社会实践习惯，通过观察太阳的周年运动，以及认识一年在季节、气候和物候方面的变化而形成。
China's '24 solar terms' is a knowledge system and social practice formed through observations of the sun's annual motion, and cognition of the year's changes in season, climate and phenology.
“二十四节气”是中国人通过观察太阳周年运动，认知一年中时令、气候、物候等方面变化规律所形成的知识体系和社会实践。
The evaluation elements are the nature of loess, the inclination of slope, the height of slope, the mean value of annual rainfall, the parameter of ground motion, the type of the structure of slope.
文中以岩性、斜坡坡度、斜坡高度、年平均降雨量、地震动参数及斜坡结构类型等数种参数作为评价指标。
Quentin Tarantino presenting Morgan with the award for Outstanding Actor in a Motion Picture at the 41st Annual NAACP Image Awards back in February 26, 2010.
昆汀·塔伦蒂诺为摩根颁发优秀演员奖，在2010年2月26日的第41届有色人种协进会上。
On annual time scale, the contributions to X and Y components of polar motion are 16% and 43%, respectively, while on semi annual time scale, the contributions are 9% and 30%.
其中，大气在周年尺度上对极移X分量的贡献为1 6% ，对Y分量的贡献为43% ；在半年尺度上对极移X分量的贡献为9% ，对Y分量的贡献为30 % 。
On annual time scale, the contributions to X and Y components of polar motion are 16% and 43%, respectively, while on semi annual time scale, the contributions are 9% and 30%.
其中，大气在周年尺度上对极移X分量的贡献为1 6% ，对Y分量的贡献为43% ；在半年尺度上对极移X分量的贡献为9% ，对Y分量的贡献为30 % 。
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