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On the basis of the risk assessment for each major hazard and referring to the accumulative principle, the consequence of quantitative risk evaluation describing the risk as a whole in the region could be obtained.
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主要针对有多个重大危险源存在的区域，在对单个危险源进行风险评价的基础上，应用叠加原理得到描述该区域整体风险状况的定量评价结果。 |
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On the basis of the statistics of the physical condition of the Han students aged from seven to eighteen publicized four times by the national government, the paper adopted the GM (1, 1) Model of the grey prediction theory and established the grey predict
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摘要根据国家先后4次测试公布的7~18岁城市汉族学生体质调研的原始数据，运用灰色系统理论GM(1,1)模型，建立城市青少儿生长发育的灰色预测模型，预测未来10年我国城市儿童青少年生长发育的期望值，为教育行政部门了解和掌握城市青少儿生长发育状况提供信息和参考数据。 |
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On the basis of the steady-state semi-empirical model of the tire and the concepts of the relaxation length and the effective slip ratio, a non-steady semi-empirical model to express the tire longitudinal-slip response to the low-frequency input of the tr
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摘要在稳态半经验模型的基础上，根据松弛长度和有效滑移率的概念建立了能表达时变垂直载荷及时变滑移率低频输入下的轮胎纵滑特性非稳态半经验模型。 |
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On the basis of the stress analysis of overloading asphaltum highway surface, this paper reveals the destructive mechanism of overloading of vehicles on the asphaltum highway surface, discusses the main shortcomings of semi-rigidity basic asphaltum highwa
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在对重载沥青路面应力分析的基础上，揭示了重载沥青路面的破坏机理，讨论了半刚性基层沥青路面的主要缺点，最后推荐了几种抗重载能力较强的沥青路面结构。 |
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On the basis of the study above, we put up with a reasonable suggestion about how to choose the proper regression methods for different kinds of statistical issues.
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在此基础上，对不同类型统计问题如何选用适当的回归分析方法提出了合理的建议。 |
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On the basis of the study and combining the meteorological statislics of the past 13 years (1988～2000) of the Beijing area, we submit a plan of turf irrigation for consideration to the Beijing turf management and sewage effluent irrigation office, togethe
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在此基础上，结合北京地区的有关气象资料，初步分析制定了不同降雨年型草坪污水灌溉制度，为北京市城市草坪污水灌溉管理提供参考依据。 |
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On the basis of the study on ore deposit geology, the paper discussed thedistribution of temperature field of ore body through mineral inclusion thermometry.Combining with mineralizing elements distribution condition and the zoning feature of orefabrics,
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在研究矿床地质的基础上,使用矿物包裹体测温方法,研究矿体温度场的分布,配合矿化元素的分布状态和矿石组构分带特征,推断成矿流体的喷口位置和运移方向。 |
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On the basis of the test & re search conducted, the way of optimizing the used hot-blast parameters and the s ignificance of increasing productivity and reducing the specific heat consumptio n were proposed, which provided references for the test, use
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基于所进行的试验研究，提出了优化粮食干燥机废气参数的途径及其对于提高生产率，降低单位耗热量的意义，从而为干燥机的试验、使用和产品改进设计，提供了参考。 |
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On the basis of the tests as well as experiments, the best break-in times of transmission gear with a low amplitude load were found, and the rule of lengthening the fatigue life of these gears with different times of breaking-in was summarized.
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在试验的基础上，给出该变速箱齿轮低载强化的最佳磨合次数，并总结出该齿轮在交变载荷下不同磨合次数的疲劳寿命增长规律。 |
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On the basis of the theory of diffusion and convection of radon, the predent paper has formulated migration equations in arbitary media as well as in rock and soil near the surface, and set up a model for ground-atmosphere exchange of radon.
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摘要本文根据氡运移的扩散与对流理论建立了任意形状介质中氡运移方程、大地岩石、土壤中氡的运移方程和大地－大气氡交换理论模型。 |
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On the basis of the theory of systems engineering, this paper analyses the cause and mechanism of casualties keeping occurring in coal mines, and puts forward precautionary measures and control countermeasures.
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运用系统工程学理论，分析了煤矿伤亡事故不断发生的原因和机理，提出了预防措施及控制对策。 |
