农业是在大自然中进行的；大自然里的生态系统中各种生物和活动相互影响，而粮食的生产正是处在这样的生态环境中。
Agriculture takes place in nature, among ecosystems of interacting organisms and activity, and crop production takes place within that ecosystem environment.
分析了城市生态系统的功能，讨论了城市生态环境评价的概念和内涵。
The function of city ecosystem is analyzed, and the conception about urban ecological environment evaluation is discussed.
湿地是生态环境的重要组成部分，与森林、海洋一起并称为三大生态系统。
The marsh is an important part of the ecological environment which is called one of three ecological systems, (The other two are forest and sea).
湿地是地球上重要的生态系统，在维护和调节生态环境质量方面具有不可替代的作用。
Wetland, an important ecosystem on earth, has an irreplaceable role in preserving and regulating ecological environment quality.
公园湿地是城市生态系统的重要组成部分，对改善城市生态环境质量有着不可替代的作用。
Park wetland is an important part of ecosystem in urban and it has great function in improving the eco-environment quality.
鄂尔多斯高原是一个极端受损的生态系统，对我国华北乃至全国的生态环境具有重要影响。
The Ordos Plateau is a seriously damaged ecosystem but has the significant effects on the environment in north China and even in the whole country.
本文采用非平衡态热力学理论，研究兰州马衔山深季节冻土区的森林生态系统，从研究森林演替入手得出生态环境演变的规律。
In this paper, a theory of non-equilibrium thermodynamics is applied to the ecologic system offorest in zone of deep seasonal frozen soil on Mt. Maxian.
近年来，人类活动对陆地生态系统碳库的影响和干扰日趋严重，使生态环境日益恶化。
Recent years, the terrestrial ecosystem carbon pool has been seriously influenced and disturbed by human activities which make the ecological environment getting worse.
生态系统功能是地球生命系统的支持系统，为人类创造赖以生存的生态环境条件，有巨大的直接与间接经济价值。
The biosphere of the Earth is essential to human survival and development. The services of ecosystems are critical to the functioning of the Earth's life-support system.
金融生态系统主要由金融主体和金融生态环境两部分组成，两者之间相互依存、彼此影响。
The financial ecology system mainly consisted of financial body and financial environment, which relied on each other and affect each other mutually.
人类生态环境是一个包括自然环境、社会环境和规范环境在内的复合生态系统。
Human ecological environment is a compound system consisting of natural, social and normative environments.
森林是陆地生态系统的主体，在改善生态环境、维护生态平衡中具有不可替代的作用。
Forest, the principal part of land ecosystem, plays a very important role in improving environment and maintaining the balance of it.
生态环境预警是对人类活动引起的生态系统退化与环境质量恶化进行预测。并提出及时的警告。
Ecological and environmental warning is defined that the forecast and warning must be given on time for ecologicaldegrading or environmental quality deteriorating caused by human activities.
现代林业以生态环境建设为重点，采用生态系统管理模式，主张使天然林尽可能处于自然状态。
Modern forestry pays more and more attention to ecological construction. Ecosystem management has been introduced to forestry so as to keep forests in their natural features.
随着生态环境破坏的加剧和生态系统服务功能的研究，使人们更为深入地认识到生态环境的价值。
With the deterioration of the ecological environment and the further research on the ecosystem, however, the value of ecological environment has been increasingly recognized.
兰州南北两山人工林生态系统是兰州市城市生态系统的重要组成部分，对兰州市城市生态环境有着举足轻重的影响。
Artificial forest ecosystem of Lanhzou South-north Hills is an important component of Lanzhou urban ecosystem, it has decisive influence on Lanzhou urban ecological environment.
湿地生态系统作为与森林和海洋并列的全球三大生态系统之一，正在保护全球气候和生态环境方面发挥着极其重要的作用。
Wetland ecosystem as juxtaposed with forests and sea of global ecological system, and is one of the three global climate and environment protection plays an extremely important role.
园林绿地系统是城市生态系统的重要组成部分，对于城市的生态环境有着决定性的改善作用。
Green space system is important part of urban ecological system, playing a decisive role in the improvement of urban ecological environment.
从生态系统观的角度看，高校处于一个由外部生态系统和内部生态系统组成的生态环境中。
From the view of ecosystem, universities and colleges are in the environment which consists of exterior and interior ecosystem.
从生态系统观的角度看，高校处于一个由外部生态系统和内部生态系统组成的生态环境中。
From the view of ecosystem, universities and colleges are in the environment which consists of exterior and interior ecosystem.
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