单项选择题
复制磷酸盐耐高温材料模型时,最佳粉液比例为()
A.100g:30ml
B.100g:13ml
C.100g:45ml
D.100g:5ml
E.100g:80ml
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单项选择题
A.100g:30ml
B.100g:13ml
C.100g:45ml
D.100g:5ml
E.100g:80ml
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