这样一项协议必须包含三个基本要素：大幅削减富裕国家的二氧化碳排放量，同时抑制新兴经济体增长的碳密度；
There are three essential elements to such a bargain: deep cuts in the CO2 emissions of rich countries alongside curbs on the carbon-intensity of growth in rising economies;
二氧化碳捕集—封存、生产生活中的节能减排和可再生能源的开发是实施低碳经济的三个核心举措。
Carbon Capture Storage (CCS), energy conservation and emission reduction in production and and the development of renewable energy are the three core issues in developing low-carbon economy.
因为空气中二氧化碳的密度只有万分之三，所以聚集在植物内部的碳是从周围极大体积的空气中得来的。
The concentration of carbon dioxide in the air being only 0.03 percent; carbon is amassed into the compass of the plant form a large volume of air.
基于普鲁士蓝修饰玻碳电极结合二氧化硅溶胶凝胶固定化酶技术构造具有“三明治”式结构的酶电极。
A highly sensitive glucose biosensor was prepared based on the Prussian Blue modified electrode combined with SiO 2 Sol-Gel immobilization method in a "sandwich configuration".
在管状炉和感应炉中对不锈钢粉尘含碳球团进行加热还原，分析得出其还原度和还原速率与纯三氧化二铬相比达到相同还原程度的温度较低；
The reduction extent and rate increase with temperature, however the temperature is lower at the same reduction extent in pure Cr_2O_3 reduction.
在管状炉和感应炉中对不锈钢粉尘含碳球团进行加热还原，分析得出其还原度和还原速率与纯三氧化二铬相比达到相同还原程度的温度较低；
The reduction extent and rate increase with temperature, however the temperature is lower at the same reduction extent in pure Cr_2O_3 reduction.
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