但是,生物质农作物的碳平衡必需依赖整个生命循环。
But the carbon balance for biomass crops depends on the whole lifecycle.
因此,研究人工兴安落叶松林的生物量及碳平衡极为重要。
Therefore, it is important to research biomass and carbon balance of Larix gmelini plantation.
但是还是会继续经营一段时间,即时他们不在马斯达碳平衡的规划图上。
But they presumably have to continue to exist somewhere, even if they are not on Masdar's carbon balance sheet.
碳酸盐岩风化对碳平衡和锶同位素变化的影响不可被忽视。
The results report here reveal more evidence for CO2 comsumption and the evlution of Sr isotope by carbonate weathering.
基于生命周期分析原理,建立了玉米燃料乙醇的碳平衡分析方法。
The methodology of carbon balance analysis for fuel ethanol from corn was developed based on principles of life cycle analysis.
通过对丙烯腈反应器碳平衡计算方法的分析,找出了影响碳平衡计算准确度的因素。
By analyzing the calculation methods of acrylic nitrile reactor carbon balance, the factors that affect the calculation accuracy of carbon balance are defined.
土壤有机碳(SOC)是全球碳循环的重要组成部分,它具有直接影响全球碳平衡。
Soil organic carbon (SOC) is an important component of the global carbon cycle, and it has direct effects on the global carbon balance.
为了保证碳平衡法测量实车油耗的精度,对油耗测量系统中的内锥流量计进行了特性研究。
In order to accurately test the fuel consumption with carbon balance method, a series of characteristic studies were carried out on V-cone flowmeters for exhaust flow measurement.
CO2排放量的增加将改变全球生态系统碳平衡。植物对CO2浓度增加的响应是个重要研究课题。
The elevated CO2 could change the global carbon balance, it is essential to study the response of vegetation to the elevated CO2 concentration.
近年来城市森林人为活动频繁,对林地土壤造成不同程度的压实,从而影响林分生产力及森林土壤碳平衡。
Different degrees of soil compaction were caused by frequently human activities in urban forest in recent years, and thus affected forest productivity and soil carbon balance.
目前中国森林覆盖率为1392%,到本世纪末全国森林覆盖率将达到15%,对全球碳平衡具有重要作用。
At present, the rate of forest cover in China is 13 92% and it will be 15% at the end of twentieth century.
大多数生物燃料顶多达到碳平衡,即他们生长时吸收的二氧化碳与被制成生物燃料和燃烧后释放的二氧化碳等量。
Most biofuels are at best carbon neutral, emitting as much carbon dioxide when they're produced and burned as the biofuel crops take in as they grow.
北方森林因其面积大、土壤碳储量高以及对全球暖化响应敏感而在全球碳平衡和气候系统中起着至关重要的作用。
The boreal forest plays a crucial role in the global carbon budget and climatic system because of its large area, great soil carbon storage, and sensitive responses to the global warming.
现在就连传统的食品杂货店也要求全部商品是“绿色的”,“碳平衡的”,“环保的”,或者更严格的要——“纯天然的”。
Even conventional grocery stores are full of products that claim to be "green," "carbon neutral," "eco-friendly," or the big one - "natural."
哥本哈根环境部目前正率先带头开发一个雄心壮志的项目以在五年之内将碳排放量减少20%,并且争取在2025年达到碳平衡。
The city's Environment Department is spearheading an ambitious program to reduce its carbon emissions by 20 percent within five years, and achieve carbon neutrality by 2025.
在森林的地方15至800岁,这份研究报告说,净碳平衡的森林和土壤通常是积极的-这意味著他们吸收更多的二氧化碳比他们释放。
In forests anywhere between 15 and 800 years of age, the study said, the net carbon balance of the forest and soils is usually positive - meaning they absorb more carbon dioxide than they release.
碳信用由已经超过其排放限制的公司或国家购买,作为平衡他们排放预算的一个方法。
Carbon credits are bought by companies or countries that have exceeded their emissions limits, as a way to balance their emissions budget.
大多数仍和森林在低碳,水循环和保护生态平衡中的角色相关。
Yet most relate to forests' role in the carbon and water cycles and in safeguarding biodiversity.
碳信用能够帮助平衡这些回报。
问题的关键是两种自然现象之间的平衡,有利的一种是:随着空气中二氧化碳含量升高,植物生长得更快,回过头来吸收更多的碳。
At issue is the balance between two natural phenomena. One is beneficial: as carbon-dioxide levels in the air rise, plants grow more quickly, absorbing more carbon in return.
我们可能认为,一路对中产阶级中所获薪水的实施税务扣除,用对碳收税加以平衡。
We might consider, for example, extending the earned income tax credit all the way up through the middle class, and paying for it with a tax on carbon.
植物的生长或许可以在某些程度上平衡由于永久冻土融化而不断增加的碳排放。
Their growth will likely counterbalance some of the increased emissions from melting permafrost.
你的生活方式可以说是碳中性或平衡。
Your lifestyle can then be said to be carbon neutral or balanced.
用多相、多组元平衡的热力学计算方法,对稀土碳锰纯净钢中夹杂物的析出和转化进行了计算。
Thermodynamic calculation on balance of multi-phases and multi-components was used to analyze the precipitation and transformation of inclusions in high purity carbon-manganese steel with La or Ce.
低温和高压有利于提高碳的平衡转化率和甲醇的浓度。
Lower temperature and higher pressure favored the promotion of carbon equilibrium conversion rate and methanol concentration.
胶体有机碳、氮、磷季节变化幅度并不很大,表明胶体物质在水体中输入和输出大体处于平衡状态。
The little seasonal change of colloidal organic carbon, nitrogen and phosphorus indicated that a balance is maintained between the input and output of colloid matter in the water.
分析了绿地系统的降温效应、增湿效应,碳氧平衡效应,吸尘、杀菌、减噪效应和空气负离子效应。
Studying on drop temperature effect, add humidity effect, balance of carbon and oxygen effect, absorbing dirt effect, killing germ effect, decreasing noise effect and air anion effect.
分析了绿地系统的降温效应、增湿效应,碳氧平衡效应,吸尘、杀菌、减噪效应和空气负离子效应。
Studying on drop temperature effect, add humidity effect, balance of carbon and oxygen effect, absorbing dirt effect, killing germ effect, decreasing noise effect and air anion effect.
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