33. 由圖所知,冷凍效果為何?
60a62263900c2.jpg
(A)241.07 kcal/kg
(B)35.84 kcal/kg
(C)6.277 kcal/kg
(D)29.57 kcal/kg

答案:登入後查看
統計: A(10), B(26), C(19), D(73), E(0) #2710945