介绍了石膏含量对含钡铁铝酸盐水泥的水化、抗压强度和凝结时间等性能的影响。
The effect of gypsum content on the hydration, compressive strength and setting time of Ba-bearing aluminoferriate cement was presented.
研究以三乙醇胺为增感剂,原子吸收光谱法测定含铝、铁试样中钙量。
Using triethanolamine as sensibilized reagent, the calcium content in samples which contain aluminum and iron was determined by AAS method.
结果表明:VA菌根真菌和磷酸二钙、磷酸八钙、磷酸铁和磷酸铝均促进了玉米植株生长,增加了植株含磷率和吸磷总量。
The results showed that VA mycorrhizal fungi and dicalcium phosphate, octocalcium phosphate, iron phosphate, aluminium phosphate promoted growth and increased phosphorus content of corn plant.
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