A.方位角為100° B.磁方位角為100° C.象限角為100° D.坐標方位角為100°
A.南偏西45° B.南偏東45° C.北偏西45° D.北偏東45°
A.127°54′05″ B.127°56′23″ C.128°00′59″ D.128°03′17″