球径仪
qiújìngyí
сферометр
примеры:
中国东汉科学家张衡发明的天球仪是世界上最早的天球仪。它可以测出太阳和月亮的角直径都是0.5度，黄赤交角为24度。
The celestial globe invented by Zhang Heng, Chinese scientist of the East Han Dynasty （25 A.D. - 220 A.D.), was the first of its kind in the world. It determined that the angular diameter of both the sun and the moon was 0.5° and the obliquity of the ecliptic was 24°.
пословный:
| 球径 | 仪 | ||
тк. в соч.;
1) церемониал; церемония; обряд
2) прибор; аппарат
3) подарок
4) внешний вид; манеры
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