vertical circle中文什么意思
【天文学】地平经圈。
- vertical: adj. 1.垂直的,直立的,竖立的 ...
- circle: n. 1.圆;圆周;圈;环;环状物。 ...
- index error of vertical circle: 竖盘指标差
例句与用法
- Index error of vertical circle
竖盘指标差 - The paper mainly consider the followings : the performance parameter determination of cryopump , heat load determination and heat transfer of large cryopanel , reasonable distribution of heat load , the condition for construct steady flow in small vertical circle pipeline , balance condition for gas and liquid two - phase flow in the connection pipe between cryopanel and dewar , the safety of cryopump
文中探讨了低温泵性能参数的确定;大抽速低温抽气面的热负载的确定及合理分配;冷凝面上竖直圆管内受热建立稳定流动的条件;冷凝面与杜瓦间的连接管道内气液“双相流动”的平衡条件;低温泵系统运行的安全问题。
英文释义
名词- a great circle on the celestial sphere passing through the zenith and perpendicular to the horizon
百科释义
In astronomy, a vertical circle is a great circle on the celestial sphere that is perpendicular to the horizon. Therefore it passes through the zenith and the nadir.
详细百科解释