Graphitization nke graphite electrodes bụ nnukwu ike n'ji, tumadi kesara na Inner Mongolia, Shanxi, Henan na mpaghara ndị ọzọ.Tupu ememme ndị China, ọ na-emetụtakarị Mongolia Inner na akụkụ ụfọdụ nke Henan.Mgbe ememme ahụ gasịrị, Shanxi na mpaghara ndị ọzọ na-amalite imetụta....
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