“modern silicon industry in China”的概念、定义、翻译、参考文献-科学参考

单词	modern silicon industry in China
释义	modern silicon industry in China 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。
随便看	medical supervision for submarine escape medical supplies support medical support for astronaut medical surgical and diagnostic microscopic devices medical suture needle（without thread） medical sutures medical textiles for extracorporeal applications medical therapy of tumors medical train medical training for astronaut medical treatment medical treatment and evacuation of the sick and wounded Medical treatment and medication management of medical insurance medical treatment devices under low temperature medical treatment equipment for contamination ofuclear,chemical and biological agents medical treatment in echelons medical treatment institution of chemical poisoning medical treatment institution of infectious diseases medical treatment institution of nuclear radiation medical treatment of radionuclide internal contamination medical ultrasound medical ultrasound devices ang attached devices Medical union management medical virology medical walking

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