若a,b两河流相连，则流量显著增大的地点是_刷题宝

题干

若a,b两河流相连，则流量显著增大的地点是（）

A：①

B：②

C：③

D：④

上一题下一题 0.0难度选择题更新时间:2012-07-03 10:07:46

答案(点此获取答案解析）

D

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