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Secondly, the model of the passengers forecast were studied. The corridor analytic method was proposed in the metropolis rail transit passenger flow forecast application, The traffic district for passengers forecast was raised, which is centered on the hub, circled with the radius of attrahent scope .The forecast model applying toestimating the volume of collecting and dispersing passenger generation and transfer passenger distribution are raised, the example proved that the models are reliability and practicable.Thirdly, the plan theories of metropolitan rail transit were studied.
研究了都市圈城际轨道交通客流预测的方法;提出了走廊分析法在都市圈城际轨道交通客流预测中的应用,提出了以枢纽节点为中心、以吸引范围为半径的圆形范围为客流预测的虚拟交通小区的划分方法;并依此在确定吸引范围的基础上,提出了基于效用矩阵的都市圈轨道交通客流预测模型,实例分析证明该方法具有较强的实用性和可靠性。
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More and more attention is focusing on the safty of drinking water suply. In this paper, firstly, chloramine formation and the characteristics and kinetics of monochloramine autodecomposition were studied. Secondly, considering the high concentration of ammonia and the complication of organic matters in Shanghai Huangpu River, formation characteristics and rules of disinfection byproducts were reviewed during the breakpoint chlorination process, and on the basis of grading and clssification of organisms, the control effects of chloramination on DBPs formation were studied. Finally, the formation rules of 2-monochlorophenol, 2,4-dichlorophenol and 2,4,6-trichlorophenol from phenol chlorination were investigated, and related influencing factors and kinetics were analysed.
饮用水的安全供给受到越来越多的重视,本文首先进行了氯胺形态以及一氯胺自降解特性及其动力学研究;然后结合上海黄浦江水源氨氮浓度高、有机物成分复杂的特点,研究折点加氯过程中消毒副产物的生成特性和规律,以及在将有机物分级和分类的基础上,研究氯胺消毒对不同类别有机物生成消毒副产物的控制效果;最后考察了氯化苯酚生成2-一氯酚(2-MCP)、2,4-二氯酚(2,4-DCP)及2,4,6-三氯酚(2,4,6-TCP)的规律,并进行了影响因素和动力学分析。
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Gymnorrhiza of China and the relationship between three species of Bruguiera were first studied using allozyme as genetic marker. At last, the mechanism of distribution and foundation of Avicennia marina were also studied. All of these will make certain effect on ecological genetics.
另外,对我国红树林的研究来说,在我国东南沿海对木榄这样大面积的采样和深入研究以及对木榄属三个种间的生态遗传鉴定,也是一个创新的工作。
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The absorrption of benzoid compound by activated carbon fiber was studied. In theexperiment, the influence of the rate of filtration to the purification effeciency was researched. On the basis of summarizing the principle, advantage and recent research on watertreatment by the activated carbon fiber, adsorption performance of three activated carbons(fibrous, granulose, and powdery) were studied.
选用粘胶基活性碳纤维吸附废气中苯系物,考察了吸附过程中滤速对净化效率的影响,结果表明:滤速为0.20m/s以下时,活性碳纤维对废气中苯系物的净化效率达到90%以上;滤速为0.22m/s时,其净化效率有所下降,净化效率由大到小依次为邻二甲苯、甲苯、苯。
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Cv. Shanyou 21 in this report, method of transforming the CpTI and bar gene to peanut with pollen tube pathway technique was studied, the mechanism of the technique in the peanut was discussed; biochemic ingredient changing among the peanut cultivars was analyzed, and genetic distance was studied with RAPD analysis, we hope that these study will be useful to crop breeding.In the two analyses different 19 peanut cultivars were analyzed by RAPD technique respectively.
本论文研究了用花粉管通道法将CpTI和bar基因转入花生品种&汕油523&和&汕油21&的实验方法,初步探讨了花粉管通道法转化花生的机理,并分析了花生品种间生化成分的变化及和RAPD聚类的遗传距离的关系,以期为花生分子育种提供依据。
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In Chapter Four, the surface fracture was studied for a functionally graded plate with a semi-elliptical surface crack under state thermal loading, and studied the influence of crack sizes, aspect ratios and material property on the stress intensity factors along a crack-front under two types thermal loading: calefactive state thermal loading and descent state thermal loading.
第四章研究了含有半椭圆表面裂纹的功能梯度材料板条在稳态温度热载荷作用下的裂纹问题分析,着重考虑了升温载荷及降温载荷作用下应力强度因子在裂纹前沿的分布及材料梯度及裂纹与板的几何尺寸对应力强度因子的影响。
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Fifteen adult cadavers (30 sides) were studied on the projection anatomy of lacrimal sac on the lateral wall of nasal cavity and the relationship between lacrimal sac and inner canthal ligament were studied, too.
对15具(30侧)成人尸头的泪囊投影在鼻腔外侧壁上的解剖特点进行研究,同时观察了内眦韧带与泪囊的解剖关系。
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Impact of PCL capsulation on the mesenchymal stem cells activity studied in vitro studied,one plate culture with complete culture medium for control group and three encapsulated culture for experimental groups installed.
以添加10%胎牛血清的完全培养液平皿法细胞培养为对照组,设置3个实验组进行聚己内酯囊管化骨髓间充质干细胞培养活性研究。
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This paper studied the process of the floral differentiation of Ficus carica L."Brunswick" with paraffin cut method. Atddition to that, the change of hormone levels and nutritions were also studied. The main results were as follows: 1. The dormant bud of Ficus carica L.
本文以布兰瑞克无花果为研究材料,采用石蜡切片的方法研究了其花芽分化的形态学过程,并在此基础之上对其激素含量的变化规律和营养物质含量的变化规律进行了分析,同时初步确定了激素、营养和花芽分化之间的相互关系。
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Firstly, based on the analyzing the problems of the existing C~4ISR system architecture verification methods, the C~4ISR system architecture verification methods based on CADM is present, and the conception of this methods is given. Secondly, the basic connotation of this methods is studied form the views of the theory base and main superiority. Thirdly, the architecture information model is established, and based on this model the content framework of the C~4ISR system architecture verification methods is present. Lastly, the key techniques needed to solve in the framework is discussed.2. The verification methods of data categoricalness based on CADM are studied.
首先在分析现有体系结构验证方法所存在问题的基础上,提出了基于CADM的C~4ISR系统体系结构验证方法,并对该方法的概念进行定义;其次从理论基础和主要优势两个角度研究了基于CADM的C~4ISR系统体系结构验证方法的基本内涵;再次建立了体系结构信息模型,并以此为基础提出了基于CADM体系结构验证的内容框架;最后提出并解释了基于CADM体系结构验证方法所要解决的关键技术,包括基于CADM的数据完备性验证方法、可达性验证方法、数据一致性验证方法、系统结构合理性验证方法和作战规则合理性验证方法等。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力