65.請問牛乳的比重在15℃下為多少?
(A)1.014~1.020
(B)1.021~1.027
(C)1.028~1.034
(D)1.035~1.041
答案:登入後查看
統計: A(94), B(77), C(876), D(97), E(0) #856045
統計: A(94), B(77), C(876), D(97), E(0) #856045