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出典:Wikipedia
出典:『Wikipedia』 (2011/07/01 01:39 UTC 版)
Chromium carbide (Cr3C2) is an extremely hard refractory ceramic material. It is usually processed by sintering. It has the appearance of a gray powder with orthorhombic crystal structure. The orthorhombic Cr3C2 occurs extremely rarely as mineral tongbaite.
CHROMIUM CARBIDE