常見例句Uranium is frequently enriched by sorption or chemical combination in shales, lignites and phosphorites. 鈾經(jīng)常為頁巖,泥炭和磷塊巖所吸附或化學(xué)結(jié)合態(tài)而富集。With relatively high (weathering enrichment related) grade and suitability to abrading, the weathered phosphorites in South China draw increasing attention from the phosphate industry. 中國南方風(fēng)化磷塊巖中的風(fēng)化磷礦的自然類型可分為兩類七種型式,其中以“原位面型風(fēng)化磷礦”和“位移溶洞砂礫磷礦”為主。THE ENRICHMENT CHARACTERISTICS OF APATITE FROM PHOSPHORITES IN EAST YUNNAN 滇東磷塊巖礦床中磷灰石的富集特征New Observations on Phosphatized Spheroidal Fossils in Sinian Doushantuoan Phosphorites in Weng'an, Guizhou Province 貴州甕安震旦紀(jì)陡山沱期磷酸鹽化球狀化石的新觀察Uranium is frequently enriched by sorption or chemical combination in shales, lignites and phosphorites 鈾經(jīng)常為頁巖,泥炭和磷塊巖所吸附或化學(xué)結(jié)合態(tài)而富集。THE AGE AND GENESIS OF PHOSPHORITES IN THE TIANTAISHAN AND CHADIAN ZONES, SOUTHERN SHANXI PROVINCE 陜南天臺山、茶店一帶磷塊巖的時代和成因特征 返回 phosphorites