(来学网)人造石调拌时水粉比例为
  • A.
    (来学网)15~25ml:100g
  • B.
    (来学网)25~35ml:100g
  • C.
    (来学网)35~45ml:100g
  • D.
    (来学网)45~60ml:100g
  • E.
    (来学网)55~65ml:100g
正确答案:
B