锰土
měng tǔ
- wad;black ocher;bog manganese;earthy manganese
锰土
锰土[měng tǔ]
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岩溶区铁锰结核土重金属对旱地作物的毒害评价南海北部陆缘多金属结核地球化学特征及成矿意义
Poison Evaluation of Dryland Crops from Heavy Metals on Iron-manganese Nodules in Soils of the Karst Region
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电解金属锰废渣返土还真的试验研究
A Test of Returning Electrolytic Manganese Metal Residues to Soil
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研究了几种人工合成的氧化锰和新鲜田间土样对Cr（Ⅲ）的氧化作用。
Cr (ⅲ) oxidation by several Mn oxides and soils was studied .