Web一种低成本高韧性耐候热轧棒线材及其轧制工艺,202411658213.4,发明公布,本发明公开了一种低成本高韧性耐候热轧棒线材,化学成分按质量百分比计如下:C:0.15~0.21wt%、Si:0.62~0.72wt%、Mn:0.80~1.0wt%、P:0.045~0.075wt%、S<0.015wt%、Cu:0.1~0.5wt%、Cr:0.2~0.5wt%、CrCu=1~2,其余为Fe及不可 ... http://www.chinaqking.com/yc/2024/1777677.html
Cr(VI)还原菌 Microbacterium sp.BD6的分离鉴定及还原特性
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去除有机质对cr还原与吸附的影响 - 豆丁网
http://www.trtb.net/cn/article/doi/10.19336/j.cnki.trtb.2024101901 WebJan 26, 2024 · 乳化植物油强化土著微生物修复中高浓度Cr (VI)污染地下水. 以天然细砂为微生物来源,模拟研究了乳化植物油强化原位生物修复中高浓度Cr(Ⅵ)污染地下水的可 … WebApr 1, 2024 · The chemistry of chromium plays a major role in its cellular entry and toxic effects. Hexavalent chromium in the environment largely exists as the chromate oxyanion (CrO 4).Structurally, the chromate oxyanion is very similar to the sulfate oxyanion (SO 4) and thus uses general sulfate transporters on the cell surface to enter the cell [27].Once … megamind presentation