Upper reaches是什么意思

用法例句

The investigation and research on the blow down and water quality of Fen River upstream;

汾河上游排污及水质状况调查研究

The study on Company Z s strategy to develop upstream shows the analysis of development strategy driven by the upstream business;reveals the impact in five aspects of the competitive environments during the practice of upstream strategy;and presents the key problems of target selection,acquisition identification,and.

通过对Z公司向上游发展战略实施过程及特点的研究,分析了企业上游发展战略的驱动因素,提出了企业在上游发展战略过程中对竞争环境五个方面的影响,并分析了在并购过程中对目标选择、并购目标的确定、企业文化等方面应该注意的问题。

Analysis on Karst rocky desertification in upper reaches of Pearl River based on remote sensing;

珠江上游喀斯特地区土地石漠化现状遥感分析

In order to probe environmental effect and ecological security of upper reaches of Pearl River,the author chooses Guanling autonomous county of the Buyi and Miao as a base of research and comprehensively assets activities of this region since 1978 from the angle of historical and present situation by using mathematic model and AHP.

本文以珠江上游流域贵州省关岭布依族苗族自治县为研究对象,在建立了珠江上游流域县域生态安全预警指标体系基础上,利用数学模型和层次分析法(AHP),通过统计数据和调查问卷建立了生态安全预警评价数据库,在此基础上,探讨了1978年至2003年期间该区域经济、社会和生态环境变迁、现状及其发展态势。

From the strategies of these multinational petroleum corporations,several traits are emerging: the upstream business is strengthened and put in the core place;the upstream business is moving out of America and Europe;natural gas and renewable resources are developing rapi.

近年来,随着国际油价的上升和国际油气勘探市场形势的变化,国际著名的埃克森美孚、英荷壳牌、英国石油、雪佛龙德士古和道达尔菲纳埃尔夫这5个大型跨国石油公司都对上游业务发展战略进行了调整。

Strategy direction of regional space of economic center construction at upper reaches of Yangtze River;

长江上游经济高地建设的区域空间战略取向

The eco-security in the upper reaches of Yangtze River plays an important and irreplaceable role in national security and economy.

长江上游生态安全在国家生态安全和国民经济社会中具有十分重要的和不可替代的作用和地位,但脆弱的生态环境与严重的水土流失、长期的植被破坏与生态系统功能持续下降、生物多样性丧失严重、水体污染加剧、频繁的自然灾害以及全球变化等正在威胁着该区的生态安全。

Through analysis and comparison and on the spot investigation,the water and soil conservation s position in ecological construction in the upper reaches of Yangtze River, especially in Sichuan Province is described.

在分析水土流失对洪水、河道影响与洪灾形成的基础上 ,通过比较分析与实地考察 ,阐述了四川省域水土保持在长江上游生态建设中的地位 指出了长江上生态修复的重点区域 ,并就治理对策作了分析探