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中国现代硅工业
释义
中国现代硅工业
Encyclopedia
工学
中国现代有色金属工业
释
modern silicon industry in China
中国现代硅工业
硅工业产品根据其纯度主要分为工业硅(或称金属硅)和多晶硅。一般将从硅矿石经电炉冶炼的产品称为工业硅,含硅量98%左右。以工业硅为原料,经物理或化学提纯后,得到含硅量99.99999%(7N)以上的产品称为多晶硅,多晶硅经定向生长可制得单晶硅,可用于集成电路、电子器件和太阳能电池。中国硅矿储量丰富,主要分布在云南、新疆、四川、甘肃、福建、湖南等省区。
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The Spring River Flows East
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the Square of Jing'an Temple in Shanghai
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Thessaloniki International Film Festival
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The Stage Art of Zhou Xinfang
the stage of policy science formation
the Stage "Preserving Grace and Elegance" (Fengyacun) at the Studio of Cleansing Fragrance (Shufangzhai)
the stages divided of mineral exploration in China
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The Standard
The Standardization Technology Committee of the Automobile Maintenance of China
The standard of Administrative support service
the standard of constitutional review
the standard of electromagnetic environment
the standard of green mining
the standard of mental health
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The Standard Spoken and Written Chinese Language
The Standing Conference of the Ministers of Education and Cultural Affairs
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