A、+2.00DS/-2.00DC×90°
B、+2.00DS/-4.00DC×180°
C、+2.00DS/-4.00DC×90°
D、-2.00DS/+2.00DC×90°
E、-2.00DS/+4.00DC×180°
A、+2.00DS/-2.00DC×90°
B、+2.00DS/-4.00DC×180°
C、+2.00DS/-4.00DC×90°
D、-2.00DS/+2.00DC×90°
E、-2.00DS/+4.00DC×180°