能值
- 网络Energy;emergy;sej
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基于LEAP的城市居住区能值评价与复合情景分析
LEAP based comprehensive scenario analysis of emergy evaluation on urban residential area
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环境经济系统能值(Emergy)评价介绍Odum的能值理论
Emergy Evaluation of Environment Economic System
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或者,你也可以留着它,指望10年以后它能值个几百万。
You could , alternatively , hang onto it in the hope that it will be worth millions in 10 years time
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在表面过程控制区域,测定了TiN化学气相沉积的表现活化能值为28.8±5.8千卡/摩尔。
In the regime of surface process control the apparent activation energy of TiN chemical vapour deposition was found to be 28.8 ± 5.8kcal/mol .
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生物质直燃发电CDM项目可持续性的能值评价
Sustainability evaluation on CDM project of biomass direct combustion power generation based on emergy theory
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基于能值分析的MODS生态耦合机理研究&以玛纳斯河流域为例
STUDY ON MODS ECO-COUPLING MECHANISM BASED ON ENERGY ANALYSIS & A Case Study of Manas River Basin in Xinjiang
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草鱼胰蛋白酶有高的生理转化效率Vmax/Km,有低的Arrhenius活化能值(Ea)。
Trypsins from Grass carp have high physiological efficiency of Vmax / Km and low Arrhenius activation energy ( Ea ) .
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利用SPSS软件采用因子分析的方法,分析了湖南省农业生态经济系统能值产出的影响因素。
By using the factor analysis method , this paper analyzes the influential factors of the emergy output of agriculture eco-economic system in Hunan with software SPSS .
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探讨了海洋经济复合系统评价指标体系的构建方法与原则,建立起系统的评价指标体系,提出了海洋经济和海洋可持续发展能值分析和综合评价DEA模型。
It discusses construction method and principle of evaluation parameter system for ocean economic complex system , sets up systematic system of evaluation parameter , and brings up .
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介绍了HTOdum的系统能值分析理论,以及能值分析方法的基本步骤和评价指标。
And it recommends the theory of energy founded by H T Odum and the fundamental steps and indices of the methods .
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无Co合金有单一蠕变激活能值,含Co合金有两个蠕变激活能值,激活能转变温度随Co含量增加而提高。
The creep activation energy for alloy without Co is of unique value , for ones containing Co is of duplicate values , and its transition temperature increases with the increase of Co content in the alloys . Co is substantially dissolved in the matrix .
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对于环氧/桐油酸酐/有机蒙脱土固化体系用Kissinger方法看到固化体系的反应级数均为0.9左右,表观活化能值为66kJ/mol;
As to Epoxy / TOA / Org-MMT system , the reaction order was 0.9 and active energy was 66kJ / mol by Kissinger method ;
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应用两级离体消化法得出了各种饲草及其日粮的体外能值及GI值,并应用GI值评定了各种饲草及其日粮的营养价值。
Energy value in vitro and GI index of roughages and diets were determined by using the method of two graded exsomatize digestion and furthermore , applying GI index to evaluate nutritional values of the experimental roughages and diets .
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在整合可能与整合方向分析的基础上指出,能值综合与Exergy和效益成本分析等成熟的经济数学方法的整合,将成为产业生态学研究方法优化、完善的一个探索方向。
Based on analysis of possibility and direction of integration among these methods , the integration among emergy synthesis , exergy analysis and economic benefit-cost analysis can be one of the main some optimization directions for study method of industrial ecology .
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剖析阐述了国际现行能值可持续指标(ESI)中存在的不足之处,拓展构建了新的综合指标(SDI)评价系统可持续发展,实现了能值分析与经济分析和物质分析的耦合。
Based on the deficiency analysis of current international energy sustainable index ( ESI ), the new sustainable development index ( SDI ) was put forward to realize the integration of energy analysis , economic analysis and matter analysis .
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与国内平均水平和发达国家相比,山西农业能值投入的整体水平较低,能值投资率(EIR)为1.53,对环境资源的利用效率较低,农业系统相对不发达。
Comparing with national and international level , the emergy input level is low ( EIR 1.53 ) . Using efficiency for environmental resource is also low . Agro-ecosystem is under developed comparatively .
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提出能值投入产出平衡计算的算法和能值效益率(EBR)、能值本地影响率(LCR)等一系列生态经济评价指标。
A new calculation method was presented to deal with emergy balance between ( input ) and output , and accordingly two new emergy indices , named Local Effect Ratio ( LER ) and Emergy Benefit Ratio ( EBR ) were put forward .
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地下部的变化规律为随着深度增加能值逐渐减少,最大值在0~10cm层占地下部的74.21%。
In the underground parts , the energy value progressively decreased with the increase of depth , and the maximum value , which accounted for 74.21 % of energy in the underground parts , was appeared in the layer of 0 ~ 10 cm depth .
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模式Ⅰ对环境的压力小于模式Ⅱ,能值投资率(EIR),环境负载率(ELR)分别是模式Ⅱ的40.1%和18.3%;
The emergy investment ratio ( EIR ) and environmental loading ratio ( ELR ) of mode ⅰ were 40.1 % and 18.3 % of mode ⅱ, respectively , suggesting that mode ⅰ had less environmental pressure than mode ⅱ .
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以DDZ的能值分析和物质流分析为依据,通过各项指标的分析表明,DDZ环境负荷较高,生态效率较低,可持续发展能力相对较弱,园区生态化建设处于初级生态化水平。
With the energy analysis and material flow analysis in DDZ as the research contents , the results of analyzing all indicators show that the environmental burthen in DDZ is relative high , Eco-efficiency relative low , the ability of sustainable development relative weak , and the ecological level elementary .
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对家禽饲料代谢能值评定方法中若干误区的探讨
Problems in the Evaluation Methods for Metabolizable Energy of Poultry Feedstuffs
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南充生态经济系统的能值分析与可持续发展研究
Study on Energy Evaluation and Sustainable Development of Nanchong Eco-economic System
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你的好名字能值真实的钱是它工具。
Which means your good name can be worth real money .
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基于能值理论的银川复合生态经济系统综合分析
The Research on Yinchuan Ecological Economic System Based on Emergy Theory
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蔬菜和水果的能值产出均呈现良好的增长趋势。
Emergy yield of vegetable and fruit show good rising trend .
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二是能值分析的现实意义。
The second aspect is the practical meaning of emergy analysis .
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西部各省陆生野生脊椎动物资源的能值估算
Energy Evaluation of Wild Terrestrial Vertebrate Animal Resource in West of China
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基于能值分析的唐山市生态安全评价
Ecological security assessment of Tangshan City based on emergy analysis
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规模化牛场肉牛-沼气-牧草循环农业模式能值分析
Energy Analysis of " Beef-Methane-Forage " Circular Agriculture in Scale Cattle Farm
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能值理论在国际贸易统计指标中的创新
The innovation of energy theory in international trade statistical index