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- limiting carbon concentration 临界碳浓度
- Carbon concentration can be reduced by improving the combustion condition in the boiler to fulfill abetter combustion result. 在燃烧过程中,通过锅炉改造,调整锅炉内的燃料条件,使煤能够充分燃烧,从而降低含碳量。
- Hart sees little hope for legislation to limit carbon emissions passing in the 110th Congress. 哈特认为第110届国会通过限制碳排放法案的希望十分渺茫。
- The increasing rules of surface carbon concentration in gas carburization is studied from the view of dynamics. 从动力学角度研究了气体渗碳过程中表面碳浓度增长的规律;
- The process by which the surface carbon concentration of a ferrous alloy is increased by diffusion from the surrounding environment. 从周围环境中向铁基合金表面扩散碳,从而使其表面碳浓度提高的工艺过程。
- The withdrawal of the United States from the Kyoto Protocol in 1997, which would have been a historical achievement in limiting carbon dioxide emissions across the globe, resulted from such powerful lobbying. 就是在这种强权游说下,1997年美国政府退出了本该在全球限制二氧化碳排放量上取得历史性进展的《京都议定书》。
- The sense of carburization reaction coefficient to calculating distribntion curve of carbon concentration in carburized layer was demonstrated. 说明了渗碳反应系数对计算零件渗层内的碳浓度分布曲线的意义。
- The carbon concentration of the Cunninghamia lanceolata, pine, broad-leaf tree, shrub and bamboo in research respectively were 54.70%, 56.97%, 55.21%, 54.17% and 52.69%. 杉木、松类、阔叶树、灌木和楠竹5种森林植被类型的平均碳素含量分别为:54.;70%25、56
- Supporters of the 1997 agreement have been hoping the current talks would pave the way for extending or toughening the pact which obligates 40 rich countries to limit carbon emissions. 1997年协议的支持者希望正在进行的谈判能够为该协议得以延长,或者得以加强铺平道路。京都议定书强制性要求40个富裕国家限制其碳排放。
- As for different geographical areas,the average carbon concentration was high latitude area(50.30%)>low latitude area(45.30%)>middle latitude area(39.68%),and there were significant differences among different climatic types. 不同地带的碳含量是高纬度地区(50.;30%25)>低纬度地区(45
- The influences of the factors (casting size,pouring temperature, preheating temperature,graphite sand depth) on the effect of carburizing case depth, carbon concentration gradient have been studied. 研究了铸件尺寸、浇注温度、铸型预热温度、石墨砂层厚度等因素对渗层深度、碳浓度分布等的影响;
- The results show that the dissolved organic carbon concentration is enhanced in the water, especially the colloidal organic carbon is increased severalfold during the Guinardia delicatula bloom. 结果发现在发生柔弱几内亚藻赤潮期间水体中的溶解有机碳浓度会增加,特别是胶体有机碳浓度会成倍增长;
- At the same pH, the FA adsorption percentage curves all appeared to be a singlet, and the peaks moved towards low organic carbon concentrations of FA when pH rose. 相同pH下,三种固体吸附剂对FA的吸附百分率呈单峰形,随著酸度的降低,峰位向添加的有机碳低浓度处迁移。
- The results of the experiment sh ow that the limited carbonate hardness method is simple, quick and effective. 由实验的结果来看,极限碳酸盐硬度法简便、捷、现性好,可信度高。
- The effect of processing parameters such as carbon potential, carbonizing temperature, quenching temperature on the rules of effective harden layer, microstructure, interior rigidity, distribution of hardness and carbon concentration were studied. 研究了20CrMoH 汽车齿轮用钢在连续渗碳生产线不同区域渗碳过程的碳势、渗碳温度、淬火温度等工艺参数对有效硬化层、显微组织、表面硬度、心部硬度以及碳浓度分布和渗碳层硬度分布的影响规律。
- The main sedimentary facies are carbonate plateform edge,open carbonate platform and limited carbonate platform. 沉积环境以台地边缘、开阔台地相、局限台地相为主;
- Surely there is a limit to what one can bear. 人的忍耐肯定是有限度的。
- The proposal set a time limit of one year. 提案规定了一年的限期。
- carbon concentration distribution 渗层碳浓度分布
- What's the speed limit on the motorway? 高速公路的速度限制是多少?