hour angle [天] 时角
local hour angle 地方时角 ; 当地时角 ; 天体地方时角
sidereal hour angle 共轭赤经 ; 恒星时角 ; 恒星时角共轭赤经
Greenwich hour angle 格林时角 ; 格林威治时角 ; 格林威治时间角度
Lindbergh hour angle Watch 浪琴表
increment of hour angle 时角的增量
hour angle difference 子午角差 ; [天] 子午圈角差
hour angle hyperbola 时角方位图
If you look at a clock and the time is 3:15, what is the Angle between the hour and the minute hands?
如果你看时钟的时间是3:15,什么是之间的夹角小时和分钟的手里?
The quote mentioned how many minutes the ship saileth in an hour, and the reason for this is that in this case a minute isn’t a unit of time, but a measurement of angle.
其实,上面一段引文中的第二个minute并非时间单位。 它不是我们熟知的“分钟”,而是角度单位:分。
If you look at a clock and the time is 3:15, what is the Angle between the hour and the minute hands? (the answer to this is not zero!)
如果你看表的时间是3:15,那么时针和分针所成的角度是多少(答案不是0…)!
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