Xov Xwm Tuam Txhab
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Kev siv cov khoom siv quartz hauv kev lag luam photovoltaic
Quartz yog ib qho oxide ntxhia nrog thav duab qauv, uas muaj qhov zoo ntawm hardness, ruaj khov kev ua haujlwm, rwb thaiv tsev zoo, thiab lwm yam. Nws yog dav siv hauv kev tsim kho, tshuab, metallurgy, khoom siv hluav taws xob, khoom siv tshiab, lub zog tshiab thiab lwm yam lag luam, thiab yog ib qho tseem ceeb...Nyeem ntxiv -
Qinghai muaj 411 lab tons ntawm cov tshiab pov thawj roj geological reserves thiab 579 lab tons ntawm potash
Luo Baowei, Tus Lwm Thawj Coj ntawm Lub Tsev Haujlwm Saib Xyuas Kev Ua Haujlwm Zoo ntawm Qinghai Xeev thiab Tus Lwm Thawj Saib Xyuas Kev Tshawb Fawb Txog Kev Tshawb Fawb Txog Kev Ua Haujlwm ntawm Qinghai Xeev, tau hais hauv Xining rau hnub tim 14 tias nyob rau xyoo kaum xyoo dhau los, lub xeev tau npaj 5034 cov haujlwm tsis yog roj thiab roj geological tshawb nrhiav, nrog ...Nyeem ntxiv
