容积比
- 网络Volume Ratio;volumetric ratio;volume ratio,VR;PPM
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利用向量求容积比的新方法(Ⅰ)
A New Method of Computation by Vector for Volume Ratio (ⅰ)
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合理选择双级制冷压缩的高低压容积比
Adequate selection of high-low pressure volume ratio of double-stage refrigeration compression system
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对Gardner单缸和Ford四缸两种柴油机燃用含水量为10%容积比的乳化柴油与纯柴油油进行对比试验,以检验柴油掺水乳化燃烧对柴油机排放性能的影响。
The Gardner single and Ford multi-Cylinder two diesel engine burning emulsified diesel oil with 10 % by volume of water and diesel oil were tested , so that the effects of burning emulsified diesel oil for the emission characteristics of diesel engine were examined .
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静态膨胀法真空标准测量容积比的不确定度分析
Volume ratio measurement and uncertainty analysis of a static expansion vacuum standard
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两相厌氧消化的容积比与酸化时间的试验研究
The volume ratio and acidification time in two-phase anaerobic digestion for treating organic wastewater
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结论挥发性麻醉药在脂肪乳中的分配系数符合容积比分配系数的概念。
CONCLUSION The partition coefficient for volatile anesthetic in lipid emulsion accordes with volume fraction partition coefficient concept .
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对不同固相容积比、固相颗粒直径和马赫数进行了广泛的计算。
A variety of solid volume ratios , particle diameters and Math numbers are extensively taken in the calculations .
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将煤制柴油与普通柴油按容积比的混合燃料,采用油膜雾化燃烧方式,燃料代用率可达50%;
Replacement rate of coal liquid fuel is about 50 % by premixed fuel film combustion in the mixture form .
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方法:以混悬剂的沉降容积比,再分散性为指标,通过均匀设计法测得。
Methods : Uniform test design was used in the calamine lotion , judged the stability by sedimentation rate and separate charcacter .
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研究结果表明,约束角度、相对阻尼系数及容积比等影响固有频率值;
Results indicate that the fundamental natural frequency is affected by restricted angle , relative damping coefficient and volume ratio of the two chambers .
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发现当缺氧区与好氧区容积比增大时,系统的出水效果变好。
The results showed when the volume ratio of anoxic zone to aerobic zone increased , the effluent quality of the system got better .
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窖形、窖壁、窖底、甑窖容积比设计应经济、实惠、合理;
The design of pit shape , pit wall , pit bottom , and volume ratio of pits should follow the principle of " economical & reasonable ";
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在分析速冻食品在低温工况下的制冷系数、高低压容积比与中间压力的关系的基础上,给出了其选择方法并为合理选配制冷机提供了切实的指导。
Its selection method is given and the parameters called as COP and cylinder volume ratio and intermediate pressure for freezing food in deep temperature are analyzed .
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使用不同混悬剂稳定剂对痤疮洗剂的沉降容积比测定、重新分散试验、微粒大小的测定及黏度测定等指标进行质量评定。
Methods stability of acne lotion with different stable agent was studied by quality evaluation : sedimentation rate tests , redispersibility tests , grain size tests and viscosity tests .
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当基准物容积比被测物容积小时,可以通过增大被测物的有效传热面积、表面的对流换热系数和辐射率来缩短温度平衡时间,减小二者压差。
When the master volume is smaller than the tested volume , the differential pressure and temperature can be reduced by increasing the tested tank parameters , such as effective heat transfer area , heat transfer coefficient and irradiation coefficient .
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以容积比为2∶1的炭化木糠+黄心土基质的平均每扦插杯干重和湿重都最轻,分别为40.9g和52.1g;
Both the dry weight and wet weight are the lightest while the medium is composed of carbonized saw dust and yellow soil in volume ratio 2 to 1 and they are 40.9 g and 52.1 g per container respectively .
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此外,如果继续增大缺氧区与好氧区容积比,应适当调整内循环比,否则会由于缺氧区硝酸盐浓度不够而发生二次释磷现象。
Therefore , when the volume ratios of anoxic zone to aerobic zone continue to be increased , internal recirculation ratio shall be adjusted , otherwise the nitrate concentration will not be enough in anoxic zone and phosphorus will be released again .
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本文根据反硝化区的硝酸盐供氧量和异养细菌的耗氧量之间的平衡关系来描述硝化区与反硝化区容积比的确定方法,并且举例说明了这一过程的计算方法。
Based on the balance between original oxygen delivery of nitrate and the oxygen demand of heterotrophic bacteria in denitrifying zone a method to determine the volumetric ratio of denitrifying and nitrifying zones is proposed and an example is shown to explain this calculation .
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扦插平均生根率最高的为泥炭土+黄心土基质,生根率最低的为容积比1∶1的炭化栲胶渣+黄心土基质,分别为85.9%和6.7%;
The medium with peat and yellow soil has the highest mean rooting rate which is up to 85.9 % and the medium composed of carbonized tannin extract residual and yellow soil by the ratio of 1 to 1 has the lowest in 6.7 % .
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探讨了6组不同的碳氮比(C/N)对分段进水生物脱氮工艺中进水流量分配、每一段中缺氧区好氧区容积比以及脱氮效率的影响。
The 6 groups of different C / N on the influent flow distribution in the step feed biological nitrogen removal technology , as well as the influence of nitrogen removal efficiency and volume ratio of anoxic zone and aerobic zone in each section were explored ;
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通过对一起双级压缩制冷系统运行故障的处理,分析制冷系统中变工况特点对制冷系统的影响,提出根据变工况特性合理选择高低压容积比的重要性。
Through the treatment of breakdown in the processing of the double-stage refrigeration compression system , analyzes the influence of the operation mode characteristics on the refrigeration system , proposes the importance of adequate selection of high-low pressure volume ratio according to the variable working condition characteristics .
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本文研究了醋酸乙酯的含水量对茶多酚萃取率的影响,从而确定为降低生产成本,水相与溶剂的容积比应为2:1。
This paper investigated the effect of water content of ethyl acetate on the extraction efficiency of tea polyphenol . The results indicate that according to the requirement of minimizing the production cost , the volume of water phase and solvent should be adjusted to 2:1 ratio .
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本文通过模拟计算分析阐明了涡流室采取隔热措施必须相应地调整主、副室的容积比,才能防止副室燃烧恶化,确保热效率得以提高。
Investigation of simulation and analyzing showed that while adopting insulation measure , the volumetric ratio of the main chamber to the swirl chamber should be adjusted accordingly , in order to prevent deterioration of combustion in swirl chamber and ensure a valid increasing of thermal efficiency .
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研究结果表明:随着KOH无烟煤(质量比:1~5)增加,所得活性炭的收率下降,比表面积、总孔容积和比电容则不断增加。
The results show that the yield of the activated carbon decrease while its specific surface area and total pore volume increase gradually with increasing ratio of KOH to anthracite .
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介绍了德国伍德公司7.63m焦炉在设计与生产上具有的各种优势,通过列举大量的数据对比表明:大容积焦炉比传统的焦炉所需实际工厂占地面积少;
Various advantages of Uhde GmbH in 7.63m coke oven design and production are described , by a great deal of data comparison it shows : large capacity coke oven battery occupies less actual pant space than that of conventional coke oven battery ;
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参考定容积膨胀比膨胀机性能(螺杆式膨胀机)的研究方法,对涡旋式膨胀机进行了效率分析和实验研究。
And in terms of the study way of the screw expander , efficiency analysis and experimental studies on the scroll expander are given in the thesis .
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除磷系统中形成的颗粒污泥具有发达的微孔结构,随着污泥粒径的增加,污泥的孔径、总孔容积和比表面积逐渐减小。
The granules formed in enhanced biological phosphorus removal system based on SBR configuration had a large amount of micropores . With the increase of the diameter of granules , the average pore width , total volume of the pores and specific area decreased gradually .
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Fourier分析表明,有限容积紧致格式比一般的有限容积非紧致格式有更高的分辨率。
Compared with finite normal volume noncompact scheme , Fourier analysis shows that finite volume compact scheme can achieve higher resolution .
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瘤胃液容积,母牛比阉牛要小,瘤胃液外流率也以喂干草者为高。
The ruminal liquid volume of the cow is smaller than that of the steers . The outflow rate of the rumen fluid is higher for steers fed hay .
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结果表明,在一定压力和温度下,闪蒸试验能够增大石灰石的小孔孔径,降低石灰石的平均粒径,增加孔容积,同时比表面积有所降低。
The results show that the average particle sizes were reduced , smaller pore size and pore volume were enlarged , but specific surface areas were reduced by the flash experiment under certain pressure and temperature .