自转周期 meaning in English
period of rotation
rotation period
Examples
- Seen from the earth, the sun rotates in about 27 days .
从地球上观测,太阳的自转周期约为27天。 - For geophysical purposes it is customary to use solar rotations of 27. 0 day .
为适应地球物理学的需要,习惯上以270日为太阳自转周期。 - Astronomical yearbooks and calendars for amateur astronomers provide the times of the beginning of the synodic solar rotations as well as the longitudes lo .
天文年历和日历为业余天文学家提供了太阳会合自转周期的始时和经度Lo - Extrapolating backward , it was born rotating once every 20 milliseconds
因此回溯到它刚诞生的时候,自转周期应是20毫秒。 - For geophysical purposes it is customary to use solar rotations of 27 . 0 day
为适应地球物理学的需要,习惯上以27 0日为太阳自转周期。