Studies on the behavior of arsenic in the environment are very important in order to deal with these problems. 本文從生物地球化學(xué)行為的角度綜述了關(guān)于砷在環(huán)境中遷移轉化方面的研究進(jìn)展。
The sedimentary rock-hosted micrograined and disseminated gold deposits in Guizhou were formed by complex geological and geochemical processes in low temperature and open system. 貴州賦存于沉積巖中的微細浸染型金礦床為低溫開(kāi)放體系中經(jīng)復雜地質(zhì)地球化學(xué)作用形成。
