会合自转周期 meaning in Chinese

synodic rotation period

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
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