Science
Junior High
Resolved
想問B
DHE
)15. 下列何者不是政府禁止在河道上濫採砂石的主要原
因?
(A)影響橋墩安全
(B)濫採砂石可能會導致海岸線位置發生變化
(C)造成砂石的價格產生變化
(D)改變流水對河道的侵蝕速率
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