查询词典 riverhead

Juma river upper region which is located at the North of Taihang mountain area in Hebei province is one of the most important riverhead conservation areas and belongs to the slight erosion protecting area for its natural frangible entironment.

拒马河上游地区位于河北太行山区北部，是河北省重要的水源涵养地之一，生态环境有着天然的脆弱性，属于轻度侵蚀防护区。

"It would be great for us if came out at the same time," said Riverhead senior editor Sean McDonald.

水源出版社」资深编辑尚恩。麦唐诺说︰「如果届时同时上市，对我们而言是很棒的。

It is believed that by controlling the space-time distribution of precipitation, along riverhead, that may cause disaster, we can control flood, mitigate disaster and utilize water source reasonably. Using this method, we can not only reduce disaster loss and save manpower, material and financial resources, but also solve the water shortage problems of some regions.

通过从源头上控制引起洪涝灾害的水源―降水的时空分布，达到控制水患灾害和充分合理利用水资源的目的，既可减少灾损，节省用于防洪的大量人力物力财力，又可解决急需降水地区生产生活用水的燃眉之急，其优越性是显然的。

He later found the most important point in the case should focus on the persons who cleaned up the dirt, and he found it our and deliver it to the United States Environmental Protection Agency. Finally EPD let the two companies which only bucked for the interests pay more than 60 million as the outlay for cleaning the local riverhead.

后来他找到了在诉讼案遗漏的重点就是谁清理那些污物，并把它转交给了美国环保署，最后环保署让那两家只谋求利益的公司赔了6940万元作为清理当地水源的经费。

This paper presents the composition structure of plant biodiversity in Maqu, a county of Gannan Tibetan Autonomy Prefecture and located at the northeastern edge of the Qinghai-Tibetan Plateau. which is he riverhead of the Yellow River. With the analytic hierarchy process, the reasons of deterioration and the measurers of restoration are given.

本研究对青藏高原东北缘黄河源头地区甘南藏族自治州的玛曲县高寒草甸及湿地进行调查，揭示了该地区的植被生物多样性情况与组成结构，利用解析层次方法分析了高寒草甸及湿地的退化原因及恢复手段，同时还从集合种群竞争原理出发对该地区植被生物多样性的维持机理进行了讨论。

Third, the plateau region of Minjiang riverhead: Classical statistics and geostatistics were used to study spatial heterogeneity of soil physical properties. Soil nutrients showed middle variation but pH value had little variation.

第三，岷江源头高原面区域：分析表明，土壤养分含量为中等变异程度，pH值呈弱变异性，但土壤理化性质的空间异质性高。

Several representative regions including humid subalpine area, arid valley and the adjacent recovery area and the plateau region of Minjiang riverhead were selected to study the soil nutrient and biodiversity change. Based on field vegetation investigation, soil sampling and analyses, Ecological effects of land use/cover in these regions were discussed. Also in corporation with the social and economic data, the recovery methods of different degraded region were put forward.

研究选取亚高山湿润区域，半干旱河谷区及其恢复区，岷江源头高原面区域作为重点，通过大量的野外植被调查，土壤采样分析，多元统计方法等研究典型区土地利用／覆被变化的生态效应；并根据社会经济资料和调查数据和土地覆被-土壤相互作用规律，提出了岷江上游生态恢复对策。

This paper presents the composition structure of plant biodiversity in Maqu,a county of Gannan Tibetan Autonomy Prefecture and located at the northeastern edge of the Qinghai-Tibetan Plateau,which is the riverhead of the Yellow River.With the analytic hierarchy process,the reasons of deterioration and the measurers of restoration are given.

本研究对青藏高原东北缘黄河源头地区甘南藏族自治州的玛曲县高寒草甸及湿地进行调查，揭示了该地区的植被生物多样性情况与组成结构，利用解析层次方法分析了高寒草甸及湿地的退化原因及恢复手段，同时还从集合种群竞争原理出发对该地区植被生物多样性的维持机理进行了讨论。

At the same time,it plays an important ecological role on oasis and riverhead protection and ecological security.High resolution remote sensing data can provide an abundant,accurate and fast acquired data for the grassland studies on dynamic monitoring, biomass estimation,classification,disease and pest controlling,and planning,management,effec...

高分遥感数据因具有很高的空间、时间、光谱和辐射分辨率，为草地分类、草地估产、草地动态检测、草地病虫害检测、国家重大草地生态建设工程的规划、管理及影响和效益评价、精准草业建设等草地资源与生态研究工作提供了丰富、快速和精确的数据支撑。

The author considers that sewage water interception, riverbed sludge dredged, garbage on riversides management and riverhead utilization are the most efficient synthetic methods for river pollution regulation.

污水截排、河道清淤、垃圾管理及河流水源利用，是作者认为的最有效的河流污染综合治理措施。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。