45. 1 kcal/h 等於多少(BTU/h)?
(A)3.414
(B)0.252
(C)3.967
(D)0.86。
答案:登入後查看
統計: A(12), B(17), C(71), D(7), E(0) #2837667
統計: A(12), B(17), C(71), D(7), E(0) #2837667