取稻子2500克,烘干后还剩1284克,求稻子的烘干率。-f8x:x'^0U0u1V'o
算式:提示9b-H,r6P)t0x(P3r-f8x:x'^0U0u1V'o
答:烘干率是3g1|4Z8e+])w+x。-f8x:x'^0U0u1V'o