中文字幕乱老妇人视频|国产毛多水多高潮高清|免费一级a一片久久精品|色偷偷久久一区二区三区|狠狠综合久久av一区二区|中文成人无字幕乱码精品区|国产日产欧产精品久久久久久|欧美日韩一区二区综合在线视频

歡迎您訪問(wèn)北京中水新華國(guó)際工程咨詢有限公司官方網(wǎng)站!
河湖生態(tài)系統(tǒng)服務(wù)功能評(píng)估及優(yōu)化

      在了解、學(xué)習(xí)國(guó)內(nèi)外河湖生態(tài)系統(tǒng)服務(wù)功能評(píng)估方法的前提下,選取典型案例,對(duì)當(dāng)?shù)氐乃?、地理、生物、人文以及?jīng)濟(jì)等生態(tài)資源與環(huán)境進(jìn)行了全面調(diào)查,并根據(jù)調(diào)查成果,分析該系統(tǒng)的自然服務(wù)功能和社會(huì)服務(wù)功能,綜合評(píng)估河湖生態(tài)系統(tǒng)服務(wù)功能,根據(jù)評(píng)估結(jié)果為其生態(tài)系統(tǒng)服務(wù)功能的優(yōu)化提出合理化建議。為研究區(qū)的河流生態(tài)資源利用與功能開(kāi)發(fā)方面提供科學(xué)的決策支持,為國(guó)內(nèi)其它河湖生態(tài)系統(tǒng)服務(wù)功能評(píng)估及優(yōu)化提供借鑒。


      Under the premise of understanding and studying the evaluation methods of rivers and lakes ecosystem services at home and abroad, a typical case is selected to conduct a comprehensive investigation on the local ecological resources and environment such as hydrology, geography, biology, humanities and economy. According to the survey results, this paper analyzes the natural service function and social service function of the system, and comprehensively evaluates the functions of rivers and lakes ecosystem services, and puts forward rationalization suggestions for the optimization of its ecosystem service function according to the evaluation results. And provide scientific decision support for the utilization and function development of river ecological resources in the study area, and provide reference for the evaluation and optimization of other rivers and lakes ecosystem services in China.