通过分析比较几种雨流计数法的优缺点，建立新的雨流法计数模型，对混凝土泵车臂架的载荷时间历程进行了雨流计数，实测数据表明，该方法能......

Based on the eddy-covariance observation data over rain-fed maize agricultural ecosystem during 2005-2011, the dynamics ......