模型分析混凝土中钢筯的阴极保护，考虑钢筯表面有三个电化学反应。在混凝土域中计算电荷和氧传递，其中电解液电导率和氧扩散率表达成湿度的函数。研究了不同湿度中的腐蚀电流。-Model analysis of cathodic protection of steel Zhu concrete, considering the steel surface has three Zhu electrochemical reaction. In the concrete domain, the charge a

计算土壤湿度缺失指数SMDI以及蒸散发亏缺指数用于干旱研究(Calculation of soil moisture deficit index SMDI and evapotranspiration deficit index ETDI for drought research)