raw coal的例句大全

Study on the Pretreatment of Raw Material Influence the Capability of Coal Gangue Sintered Hollow Brick

原材料预处理对煤矸石空心砖性能影响的研究

Study on Choice of Raw Material and Technological Influence Factors for Preparation of Sintered Hollow Brick from Coal Gangue

煤矸石烧结空心砖的原料选择和生产工艺影响因素研究

Coal is important foundation energy and important raw materials, and it is non-renewable resources.

煤炭是我国重要的基础能源和重要原料，是不可再生资源。

feasibility analysis for adopting shell coal gasification technology with ammonia synthesis raw material oil-to-coal

合成氨原料油改煤采用Shell煤气化技术的可行性分析

investigations of the raw material in hard-coal-mining; treatment of exploratory drillings

无烟煤矿原料检验.勘探钻屑的处理

Coal-tar pitch was chosen as raw material. Firstly, the oxidized pitch spheres were prepared through pitch concocting process, spheres formation process and pitch sphere oxidation process.

以煤焦油沥青为原料，首先经过沥青调制过程、沥青成球过程和沥青球氧化过程制得了氧化沥青球。

Fine coal ash can be used as building raw materials for cement, sintering brick, sand brick, air brick used in road and dyke construction, also they can be used as insulation material, fertilizer, etc..

粉煤灰用于建筑行业，可作水泥配料、烧结砖、灰砂砖、空心砌砖及筑路、筑坝的原料，还可用作保温棉，肥料等。