常見(jiàn)例句Recently , because of the bad effects of person activity .there are many threating factors to suya lake,such as over logging , silt recontrolled hunting ,pollution and so on. 針對(duì)這一現(xiàn)狀，文章論述了保護(hù)豫南宿鴨湖濕地的必要性及保護(hù)措施。Keywords suya lake;indices;spearman;eutrophication; 宿鴨湖;指數(shù)法;秩相關(guān)系數(shù)法;富營(yíng)養(yǎng)化;Suya lake 宿鴨湖 返回 Suya