The recovery was assessed by a concentration difference method.
探针回收率用浓差法计算。
The pressure equation is solved by mixed finite element method, while the concentration equation is solved by finite difference-streamline diffusion finite element method, that is, using SD f.
提出了解不可压缩两相混溶驱动问题的一种新的数值方法，压力方程用混合有限元求解，浓度方程用差分流线扩散方法求解。
Salt concentration difference macrocell corrosion of X70 steel in yellow pebble soil was studied by means of EIS and weight loss method.
利用电化学阻抗法和失重法，研究了X70钢在卵石黄泥土中的盐浓差宏电池腐蚀。
The concentration difference cell method has been used widely to determine O in the molten metals.
浓差电池法已广泛地用于测定液态金属中氧。
The concentration difference cell method has been used widely to determine O in the molten metals.
浓差电池法已广泛地用于测定液态金属中氧。
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