A.+1.00/-1.00×90 B.+5.00/-1.00×90 C.+1.00/-1.00×180 D.+5.00/-1.00×180
A.+0.75DS/+0.T5DC×15 B.+1.25DS/+0.75DC×15 C.+1.25DS/+0.75DC×105 D.+0.75DS/+0.75DC×105
A.+0.75DS/+0.75DC×15 B.+1.25DS/+0.75DC×15 C.+1.25DS/+0.75DC×105 D.+0.75DS/+0.75DC×105