题目粉剂型藻酸盐印模材料调和的水粉比是 ( )。A. 1:1B. 1:2C. 1:3D. 2:3E. 2:4粉剂型藻酸盐印模材料调和的水粉比是 ( )。A. 1:1B. 1:2C. 1:3D. 2:3E. 2:4题目解答答案C. 1:3