天球: celestial sphere; sphere天体: celestial body; heavenly bod ...仪: appearance; bearing天体仪: celestial globe; globe天球天穹: heavenly sphere地球天体物理学: geoastrophysics天球座标〃指定天球上天体位置的各座标: celestail coordinates天球: [天文学] celestial sphere; sphere◇天球赤道 [天文学] celestial equator; equinoctial; 天球坐标 celestial coordinate气象学与地球天体物理学文摘: meteorological & geoastrophysical abstracts天体或宇宙飞行器在天球上位置: astrometric position包体仪: inclusion gauge天体: celestial body; heavenly body; world; aster; astrodome; ball; star◇天体测量 uranometry; astrometry; 天体导航 coelonavigation; stellar guidance; 天体力学 celestial mechanics; mechanical astronomy; 天体物理学 astrophysics; 天体演化 cosmogony; 天体演化学 cosmogony; 天体照相仪 [天文学] astrograph; 天体自转 celestial bodies rotation电泳仪;胶体仪: cataphoresis apparatus液体仪电极: aquameter electrode; aquametry天球瓶: vault-of-heaven vase天球仪: celestial globe; celestial sphere; star globe; cosmosphere 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° 吴天球: wu tianqiu斜天球: oblique sphere正天球: right sphere可燃气体仪器: combustible gas instrument棒球天地: man from left field the棒球天使: angels in the outfield地球天使: earth angel覆球天线: earth coverage antenna气球天文学: balloon astronomy