变化特征

• Analysis of changing characteristics of floods in south china during the recent 50 years
  近50年中国华南雨涝变化特征分析
• The characteristics of cerebral vascular hemodynamic indexes in diabetic patients
  糖尿病人脑血管血流动力学指标的变化特征
• Study on dynamic change of three kinds of nitrogen in surface water of paddy field
  稻田田面水中三氮浓度的动态变化特征研究
• An analysis of the interannual variability of precipitation in the tropical indian ocean
  热带印度洋降水的年际变化特征分析
• Changes in cultivated land utilization pattern and countermeasures in south jiangsu
  江苏省苏南地区耕地利用变化特征及其对策
• Characteristics of hydrologic sediment variation in the main river of west river and north river
  北江干流的水文泥沙变化特征
• Effects of vallisneria asiatica on water environmental factors and its diurnal variation
  苦草对水中环境因子影响的日变化特征
• Analyzing the changing characteristics of agricultural climate resources in liaoning province
  辽宁省农业气候资源变化特征分析
• The characteristics and prediction of spring drought index in the east gansu province
  甘肃东部春播期干旱指数的变化特征及预测
• Seasonal variation of alkaline hydrolysis n in marsh soils in xianghai wetlands
  向海沼泽湿地土壤碱解氮含量的季节变化特征研究