單項(xiàng)選擇題
A.0.5 B.0.6 C.1 D.1.3
A.1 B.1.1 C.1.2 D.1.3
A.1.4 B.1.5 C.1.6 D.1.7
A.1.2 B.1.3 C.1.4 D.1.5
A.1.0m B.2.5m C.4.0m D.5.5m
A.2m B.5m C.7m D.9m
A.地面桿高的4/3 B.地面桿高 C.地面桿高的1/2 D.地面桿高的1/3
判斷題