E. ecosystem from its ecological elements, system balance, system adjustment, aiming to offer reference for the large system of P.
从可获得的资料来看，从生态学的角度出发，把体育作为一种生态系统进行研究，国内还较为鲜见。
Water is one of the most crucial elements in ecological landscape, for it's the source of all lives.
水是生态景观中最重要的元素之一，有水才会有生命。
Weathering and pedogenesis of rocks are important sources of mineral elements for ecological systems, and key processes of global biogeochemical cycling of mineral elements.
岩石风化成土作用是生态系统矿质元素的重要来源，也是全球矿质元素生物地球化学循环的重要环节。
A brief introduction of environmental and ecological characteristics of hyperaccumulators of rare earth elements (REEs), as well as the scientific significance of REE hyperaccumulators were presented.
概述了稀土元素的环境生态学特性及其超积累植物，并对稀土元素超积累植物研究的重要科学意义进行了介绍。
These four elements can compose the indexes system to evaluate and measure the comprehensive valuation or regional financial ecological environment quality.
根据这些指标体系，可以从下自上对各层指标进行综合，并计算目标层等指标的综合值，以此定量评价区域金融生态环境质量。
The essential elements within the system and the interaction of intersystem form the ecological system, economic system and social system, which produce composite results with the intervention of man.
系统内要素、系统间相互作用，构成生态系统、经济系统和社会系统，在人们的干预下产生综合效益。
Among the comprehensive assessing methods for ecological environment quality in Guizhou province, method selection principle, assessing process and key elements are discussed in this paper.
就贵州省生态环境质量综合评价方法的选用原则、评价程序及方法要点进行探讨。
Green land in an urban area is one of the most important elements composing its ecological.
城市绿地是城市生态环境的重要组成因子之一。
The landscape syntheses has ecological, economic and aesthetic value, which are formed by village settlement, rural landscape, natural elements, rural culture, rural life and so on.
提出了苏南传统乡村景观意象的构成要素及特点：小桥、流水、人家、粉墙、黛瓦、田园景观、吴文化景观、乡村田园生活等要素共同构成了和谐的乡村景观意象。
Plastic housings (PP reinforced) with ecological round elements increasingly replace housings of sheet steel and filter elements with sheet steel end disks.
采用环保型圆型滤芯得塑料外壳（PP增强） 已在逐渐取代钢板外壳和钢板端盖的滤芯。
Plastic housings (PP reinforced) with ecological round elements increasingly replace housings of sheet steel and filter elements with sheet steel end disks.
采用环保型圆型滤芯得塑料外壳（PP增强） 已在逐渐取代钢板外壳和钢板端盖的滤芯。
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