It was studied that the effect of different kinds of organic acids and their concentrations on the soil phosphate absorbing capacities by way of isothermalabsorption in the brown soil.
以棕红壤为对象，采用等温平衡吸附法，研究了不同有机酸种类和浓度对土壤磷吸附的影响。
2
While the gas medium is isothermal uniformed, the dissertation calculates the effective absorption coefficient, the Planck-mean absorption coefficient and the wall-incident mean coefficient.
当气体介质等温、均匀时，分别计算气体介质的普朗克平均吸收系数、有效吸收系数和壁面入射平均吸收系数。
3
The effects of citric acid on the release and absorption of phosphorus in soil experiment were studied by isothermal adsorption.