鲁山县正大炭素材料有限公司，位于平顶山市鲁山县工业园区，系民营股份制企业，隶属河南方圆炭素集团。

Lushan County Zhengda carbon Materials co., Ltd., located in Lushan County, Pingdingshan City Industrial Park, is a private joint-stock company, under the Henan radius of carbon group.

炭素材料中广泛存在具有分形结构的体系。

In carbon materials, there are a number of objects which are fractal.

介绍了使用烧结铬矿冶炼炭素铬铁的工业性试验情况。

This paper introduces the industrial-scale experiment of carbon ferrochrome manufacture with sintered chromite.

炭黑是一种微观结构、粒子形态和表面性能都极为特殊的炭素材料。

Carbon black is special kind of carbonaceous material on microstructure, particle configuration and surface behavior.

在炭素阳极生产中，自动过程控制水平的高低将会直接影响到产品的质量。

For production of high quality carbon anode, auto control level plays an important role.