珊瑚和依靠这些珊瑚生存的动物的灭绝不止仅仅对于渔业造成威胁，从地球物理的角度来看，生态系统是一个严密的生物组织体系，她规定着营养和能量的转化和流动。
The loss of corals and the animals that depend on them doesn’t just threaten fishing. From a geophysical perspective, ecosystems are biological mechanisms that regulate flows of nutrients and energy.
根据生态系统的物质循环、能量流动和信息传递三大基本功能，分析了网络学习生态系统的功能。
According to an ecosystem'sessential function of substance circulation, energy exchanges and information transfer, the paper analyzes the function of E-Learning ecosystem.
能量流动是所有生态系统内在的共有的功能特征之一。
Energy flow is one of the inherent and common function characteristics of ecosystems.
水生植物腐烂分解作为湖泊生态系统物质循环以及能量流动的关键环节，是维持湖泊生态系统功能的主要过程之一。
As a key aspect of material cycle and energy flow of lake ecosystem, decomposition of lake aquatic plants is one of the main process of maintaining the lake ecosystem functions.
因此，测定法较计算法能更精确地反映能量在生态系统中的流动。
Hence, in order to accurately evaluate the energy flow, the method of energy measurement should be recommended.
由此构建了良好的人工生态系统，并使系统内部及其与外界的物质与能量流动过程得到调节与优化，使整体环境得到整治。
The benign ecosystem has been constructed with the adjustment and optimization of internal and external material and energy flows so that the environment has been remediated to a certain extent.
与自然生态系统一样，这是一种相互作用和相互依存的关系，通过能量、物质和信息的反复循环和流动，构成一个有机的整体。
Just as natural ecosystem, this is an interaction and interdependent relationship, forming a complete unit through circulation and flow of energy substance and information.
土壤动物是陆地生态系统的重要组成部分，对系统内物质的循环、能量的流动、转化以及土壤结构的形成和改良具有重要作用。
The soil animal is a major component of the terrestrial ecosystem, and plays an important role in material recycling, energy conversion, and soil structure forming and improving.
微生物是人工湿地不可缺少的成员，对湿地生态系统中物质转化、能量流动起着重要作用。
As an indispensable part of constructed wetland, soil microbes play an important role in the material transformation and energy flow in the wetland ecosystem.
凋落物分解是生态系统物质循环和能量流动的重要环节，而土壤生物是凋落物分解的主要完成者。
Litter decomposition is a key process of nutrient cycle and energy flow in ecosystems, while soil microorganism and soil fauna are the main executants of litter decomposition.
土壤动物是森林生态系统的重要组成成分，在系统养分循环、能量流动中具有不可替代的重要地位。
As an important integrant of forest ecological system, soil animals are indispensable to its nutrient cycling and energy flowing.
最近一二十年来，原绿藻和微食物网的重大发现已使人们充分认识到微型浮游生物在水域生态系统的养分循环和能量流动中的重要意义，也为微型浮游生物的研究提出了新的方向。
In recent 10~20 years, the discovery of prochlorophyte and microbial food web has revealed the significance of nano\|plankton in nutrient cycle and energy flow of aquatic ecosystem.
主要生物控制作用包括，一方面促进水体生态系统的物质循环和能量流动，加速营养元素沉降或脱离水生生态系统；
The main biological role include, 1) promoting water ecosystems material circulation, energy flowing and speed up the settlement of nutrients from aquatic ecosystems;
主要生物控制作用包括，一方面促进水体生态系统的物质循环和能量流动，加速营养元素沉降或脱离水生生态系统；
The main biological role include, 1) promoting water ecosystems material circulation, energy flowing and speed up the settlement of nutrients from aquatic ecosystems;
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