A.130mm和170mm B.150mm和190mm C.170mm和210mm D.130mm和170mm
A.0.01 B.0.02 C.0.1 D.0.2
A.5A B.4A C.2A D.1A
A.1~2 B.3~4 C.3 D.4
A.自上而下 B.自下而上 C.自左而右 D.以上均不正确
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