A.北偏东30° | B.北偏西30° | C.南偏东30° | D.南偏西30° |
A.北偏东 30° | B.东偏北 30° | C.南偏西 60° | D.南偏东60° |
A. | B. |
C. | D. |
A.东偏北30° | B.西偏南30° | C.北偏东30° | D.南偏西30° |
A.北偏东50° | B.北偏西40° | C.北偏西50° |
A.北偏西40° | B.南偏西40° | C.南偏东50° | D.南偏西50° |
A.北偏东30°50 | B.南偏东30°50 |
C.北偏西60°50 | D.南偏西30°50 |
A.南偏西40° | B.北偏西50° | C.南偏东50° | D.北偏西40° |
A.(5,1) | B.(1,1) | C.(7,1) | D.(3,3) |
A.南偏西60°方向 | B.南偏东60°方向 |
C.西偏北30°方向 | D.北偏西30°方向 |