·2,447,543篇论文数据，部分数据来源于NoteExpress
到2010年止它的数据库已经包括1500亿个土壤监测点和10万亿个气候模拟点。
By 2010 its database contained 150 billion soil observations and 10 trillion weather-simulation points.
采用对应分析法建立某尾矿库的土壤样本和污染物之间的联系，以达到优化监测点和监测因子的目的。
In order to optimize monitoring points and monitoring factors, the relationships between pollutants and soil sample were established by using correspondence analysis method.
应用推荐