28.考慮二維穩定且不可壓縮流場,u=x+y+1.0,v=x-y-2.0,若此二維流場存在一停滯點,試求停滯點之 座標位置為何?
(A) (-0.5,-1.5)
(B) (-0.5,1.5)
(C)(-0.5,-0.5)
(D)(0.5,-1.5)

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統計: A(0), B(1), C(0), D(1), E(0) #2232976