查询词典 ecosystem

The Signification of transfer and enrichment of Hg in the terrene ecosystem.

陆地生态系统中汞的迁移与富集研究的重要意义。

The response to terrene ecosystem is the important part of the current research on global change. Moreover, studying the relationship between vegetation cover and environment evolvement is the most complex and vivacious field.

全球变化与陆地生态系统响应是当前全球变化研究的重要内容，而有关地表植被覆盖与环境演变关系的研究是其中最复杂和最具活力的研究方向。

As the principal part of terrene ecosystem, forest contributed an important rule for climate accommodating and water resource equilibrium.

森林是陆地生态系统的主体，对调节气候、维持水资源平衡具有重要作用。

This paper reviews the effect of nitrogen input on terrestrial ecosystem carbon pool in recent years,and makes a prospect for research,and at the same time,brings forward some future topi...

本文综述了近年来氮输入的研究现状，并对未来的研究方向做了展望，提出今后重点研究的方向。

This article concentrates on the study of a mathematical model for the effect of toxicant levels and harvest on a single-species ecosystem.

本文主要研究环境污染中受毒素和人为捕获影响的单种群的生物动力学模型。

Of particular interest are:Toxic or biologically disruptive impacts of anthropogenic chemicals and by-products;Natural toxins and their impacts;Biotransformation and metabolism of toxigenic compounds, food chains for toxin accumulation or biodegradation;Assays of toxicity, endocrine disruption, mutagenicity, carcinogenicity, ecosystem impact and health hazard;Environmental and public health risk assessment, environmental guidelines, environmental policy for toxicants.

包括人为因素造成的污染；自然因素造成的污染，以及它们的破坏作用；生毒物质的生物转化和新陈代谢，导致毒素积累和生物降解的食物链；毒性、内分泌损害、诱变、致癌、生态系统影响和健康危机；为毒性环境和公众危机评估、环境指导、环境政策。

Of particular interest are toxic or biologically disruptive impacts of anthropogenic chemicals such as pharmaceuticals, industrial organics, agricultural chemicals, and by-products such as chlorinated compounds from water disinfection and waste incineration; natural toxins and their impacts biotransformation and metabolism of toxigenic compounds, food chains for toxin accumulation or biodegradation; assays of toxicity, endocrine disruption, mutagenicity, carcinogenicity, ecosystem impact and health hazard; environmental and public health risk assessment, environmental guidelines, environmental policy for toxicants.

期刊注重于以下一些研究领域的研究：人为化合物的毒性和生物裂解效果；毒素生成物的生物转化和代谢；自然毒素和它们的效果；毒素生物降解和聚集的食物链；毒理实验；内分泌紊乱；环境和公众健康的评估；环境指导方针和毒素的环境政策等。

At the times of informationalization and transparentness,no local government can be an independent system and even dissociate itself from public administrative ecosystem.

在信息化、透明化的时代背景下，地方政府已不能自成系统乃至游离于行政生态系统之外，而须在法治的框架下寻求府际争议的解决途径。

In §3.2,we analyze a kind of ecosystem model of trichogramma evanescens and tryporyza incer-tulas with migration,consider the Neumann boundary conditions.

本章§3.2中分析了种群动力学中一类含有迁移的三维赤眼蜂——螟虫生态系统模型，考虑Neumann边值条件。

Fund outflow,uncomplete financial reformation,government intervention and so on,are its major causes. Therefore,to reform and perfect rural financial system is to restore its financial ecosystem. So polices must be made to restore it.

因此，改革和完善农村金融体系就是要恢复农村金融生态系统的功能，依靠农村金融生态的自我调节难以恢复，必须运用非自然恢复模式，即依靠政策来恢复。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。