有关健康的英语PPT演讲报告，这其中包含了一些关于健康的知识-Health-related English PPT presentations, which contains some knowledge about health

心电监测作为健康监测话题。起连续型有极大值必要-ECG monitoring topics as health monitoring. Great value from continuous need

水源涵养功能是生态系统多个水文过程及水文效应的综合表现，反映了生态系统拦蓄降水或调节河川径流量的能力，水源涵养功能的强弱是流域生态健康程度的重要表现之一-Water conservation and overall performance of ecosystem function is more of hydrological processes and hydrological effects, reflecting the capacity of ecosystems to regulat