Traditional Culture Encyclopedia - Traditional virtues - The following non-inorganic nonmetallic materials are () A. Ceramics B. Glass C. Inorganic nonmetallic coating D. Steel.
The following non-inorganic nonmetallic materials are () A. Ceramics B. Glass C. Inorganic nonmetallic coating D. Steel.
A ceramic materials are mainly oxides, nitrides, borides and carbides. It belongs to inorganic nonmetallic materials, so A is wrong;
B. Glass is a traditional inorganic nonmetallic material, so B is wrong;
C. Inorganic nonmetallic coatings belong to inorganic nonmetallic materials, so C is wrong;
D. Steel is a metal material, so D is correct.
So choose D.
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