A.恒星時(shí)B.視太陽時(shí)C.平太陽時(shí)D.原子時(shí)
A.平太陽時(shí)角B.平太陽時(shí)角+12hC.視太陽時(shí)角D.視太陽時(shí)角-時(shí)差