19. Which of the following properties of a river is the closest to the headwaters?
(A) Channel depth
(B) Mean flow velocity
(C) Bed material grain size
(D) Stream discharge volume
(E) Volume of stored alluvium
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統計: A(7), B(15), C(31), D(8), E(10) #938259
統計: A(7), B(15), C(31), D(8), E(10) #938259
詳解 (共 5 筆)
#4808638
誰可以翻譯翻譯問題嗎...
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#5327817
求解,這題完全想不通
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