单项选择题
A.350mm和130mm B.320mm和130mm C.300mm和150mm D.280mm和140mm
A.0.80m和1.00m B.0.70m和0.90m C.0.65m和0.90m D.0.65m和0.80m
A.0.80m B.0.90m C.1.00m D.1.20m