石墨是黑色零散的，包含一层组织成六边形栅格的碳原子层。
Graphite, which is black in bulk, consists of layers of carbon atoms arranged in a hexagonal grid.
通过在中硅耐热铸铁中添加不同组合的合金元素稀土、铜、钛使其合金化，经过孕育和球化处理，得到铁素体+珠光体+球状石墨的金相组织。
Adding different alloy combination of re, copper and titanium, then through gestation and nodulizing disposal, we got the fine texture of ferrite pearlite and spheroidal graphite.
重要优势矿种开发的(萤石、石墨)《行业准入条件》在工信部组织下陆续出台。
Thee standards for admittance to industry of important competitive minerals (fluorite, graphite) development have come out organized by MIIT.
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