Ceramics based primarily on the natural raw materials of clay and silicates are（）
A.Traditional ceramics
B.Advanced ceramics
C.Cements
D.Glass
正确答案：Traditional ceramics
Ceramics based primarily on the natural raw materials of clay and silicates are（）
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Advanced materials include , exhibit specialized properties.
In corrosion process, the total rate of oxidation must equal the total rate of reduction.
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