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Based on the model and author's evidence from the investigation in Wuhan City, empirical analysis are done on the rural pull and urban push factors affecting the transfer decision-making for the peasant worker's settling down in city.
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在模型的基础上，以笔者在武汉市的调查为依据，对影响我国农民工城市定居转移决策的农村拉力和城市推力因素进行了实证分析，得出我国农民工定居转移的阻力主要来自于城市以户籍制度为核心的系列制度推力的结论。 |
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Based on the model of linear quadratic relationship of dose-response, dosimetric method for assessment of deterministic hazard of low LET radiation accident exposure in accordance with different time distribution of dose were developed in the paper by mea
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辐射事故照射，除大剂量急性照射情况外，更多的还有受照延续时间不等、照射水平不一的多次受照情况，甚至尚有数天内连续受照的。 |
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Based on the modified house of quality, the chance-constrained programming model is developed to determine the optimal striving targets by stochastic simulation and genetic algorithm, and the 0-1 integer programming model is derived for the decision-makin
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基于改进的质量屋建立了机会约束规划模型，通过随机类比和遗传算法确定最佳奋斗目标；建立了0-1整数规划模型，用于经营过程重构目标的决策。 |
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Based on the module establishment and program calculation, this article defines the value scope of the net salvage, in which the depreciation amount in the last two years will not be negative number, nor will it exceed that of the third year from last.
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摘要通过建立模型和编程计算，给出了双倍余额递减法计提折旧不会出现最后两年折旧额为负数或大于倒数第3年折旧额时的净残值率的取值范围。 |
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Based on the morphology structure of five saline plants leaves in Ningxia, this paper has made the research of comparative anatomy.
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摘要对宁夏地区5种盐生植物叶的形态结构特征进行了比较解剖学方面的研究。 |
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Based on the motion law of equal-width slit steady flow, the seepage calculation model simulating concrete face slab joints and face slab with dense cracks is studied and established under the extreme condition that slabs are destroyed.
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摘要基于等宽缝隙稳定流的运动规律，研究建立了混凝土面板极端破坏情况下面板接缝及密集裂缝型面板的渗流计算模型。 |
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Based on the moveable-bed model tests and some relative studies, it is found that the proposal reservoir for the Hongshiyan Hydropower Station will be a heavy deposit reservoir, its sand-flushing sluice could not effectively de-silt and serious hidden-tro
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摘要待建的红石岩水电站水库属严重淤沙型水库，通过动床水工模型试验和有关研究分析发现，其冲沙闸排沙效果不理想，引水隧洞存在进沙严重的隐患。 |
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Based on the multidisciplinary design optimization, a multidisciplinary variable coupling design optimization method for non-hierarchic systems was presented, and its basic ideas and working principle were given, To handle the coupling between subsystems,
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摘要基于多学科设计优化原理，提出了面向非层级复杂系统的多学科变量耦合优化设计方法，阐述了其优化设计的基本思路和工作原理通过设置理想耦合点，构造了耦合函数，使子系统在各自独立优化设计的同时，在系统级的协调下达到耦合关系的满足，并使系统得到总体上的优化。 |
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Based on the multivariable analog of civcle criterion, an observer is designed to estimate the system states and hence the dynamical equations satisfied by the estimation error are derived first.
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基于多变量的圆判据设计观测器来估计系统的状态，进而给出了观测误差满足的动态方程，然后利用积分反推方法，构造性地设计出了输出反馈镇定控制器。 |
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Based on the muscle force trait of slalom kayaking and by using the force quality testing equipment, the maximal power test of bench pull in different weight was given to the national excellent women slalom kayakists.
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摘要通过研制的力量素质测试设备，根据皮划艇激流运动主要肌肉用力特点，对国家皮划艇激流队优秀女队员进行了不同重量下的卧拉最大功率的测试。 |
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Based on the national taxation regulation, besides social insurance and housing fund within the limitation (three times of social average salary), any other benefit and housing fund beyond the limitation to the employees must be taxed as individual income
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根据国家税务政策，除社会保险、上限以内的公积金及其他特别规定的可免税项目外，其他所有员工福利必须计税并从工资中做为个人所得税代扣。 |
