合理性

The results show that the main design parameters of the coal cutter are rational and reach the requirements of the design, and its technical performance occupies the leading place among the same kind of domestic products.

为确定MG300/690W采煤机能否取代MG2×300W采煤机，进行了有关工业生产试验和整机结构性能分析，结果表明该采煤机的主要参数设计合理性达到设计要求，技术性能居于国内同类产品的先进地位。

During the first part, investigate the numbers and location of the different nature reserve, and review about its development, discuss the cause about the rapid developmeng about the protection areas of nature around Beijing. During the second part, this paper use the Geographical Information System to analyze the different sight function, plot our distinct function about the protection area of nature around Beijing. In the third part of this paper, the ecology function was special analyzed. This paper picked up several factor about the ecology and establish mathematics model to detect the most rational ecology distribution, bring forward the new constructive, wilder constructive and combination project. In the last parts of the paper, this paper use the Geographical Information System to analyze the different brim about the protection area of nature around Beijing, calculating the p/a and figure coefficient, and bring forward the brim theory for the nature reserve and city system.

在数量布局方面，包括北京周边各个不同级别的保护区的数目、位置分配布局和发展趋势研究，探讨北京市周边自然保护区数目和面积在99年和2000年突然增长的主要原因，以及今后北京自然保护区的发展方向；在景观布局方面，主要根据不同自然保护区的空间和功能的不同，计算延庆县各个自然保护区的景观多样性指数和景观优势度指数，并结合地理信息系统和航片，划分出不同的景观功能区间，以及各个功能区间之间的相互关系；在生态布局方面，综合考察北京周边自然状况，提取多项因子，建立评价模型，计算出各项因子权重，从而对其自然保护区的生态功能布局的合理性进行评价和趋势分析，为本文提出北京市周边自然保护区新建、扩建与合并的方案提供依据；在边缘布局方面，利用边缘效应理论和研究方法，创新提出&边缘类型样块分析法&，提取多个样方并结合地理信息系统，计算p/a比和自然保护区边缘的形状系数，划出自然保护区边缘效应趋势变化图，考察北京周边自然保护区的边缘效应，以及对城市的生态边缘功能。

This provided an experimental data for the rationality of the composition of this formula.

提示该配方对毒性有拮抗作用，为该药配方的合理性提供了实验依据。

Cone vacuun mixing drier increases vacuun drying/ heating/ cooling. etc functions on the basis of cone helix mixer.Because it uses widy.during the period of manufacture much attention has been paid to rationality and convenient.Special design at shaft seal/screw support and thickness of cone plate is increased.

圆锥型真空混合干燥机，是在圆锥型螺旋混合机上，增加了真空干燥/冷却等功能，由于用途广泛，因此特别重视制造过程中的合理性及便利性，该设备在轴封/螺旋支撑部及锥体板厚等方面增加特别的设计，基本结构与圆锥型螺混合机相同。

Contingency method used in policy formulation is to clarify the causality of the policy problems, including the relationship between variables, the causality between means and goals, and then simplify the "model" as policy options to solve the problems. Rationality is not only the basic problem of administrative decision-making, but also the fundamental way to improve the administrative decision-making.

权变方法运用于政策制定，就是要弄清政策问题的因果关系，包括问题变量之间的关系、手段与目标之间的因果关系，进而简化出&模型&作为解决问题的政策方案（合理性是贯穿于行政决策主线的基本问题，也是完善行政决策的根本途径。

Based on theoretical analysis and finite element computation on 852 alternatives, the paper discusses the rational permeability, depth, thickness and location of grout curtain in concrete dam foundation.

本文通过理论分析和各种方案(共852个)的有限元计算，对混凝土坝岩基灌浆帷幕的渗透性、深度、厚度和位置的合理性，进行了分析论证；并建立了均质无限深坝基帷幕后的相对水头值的经验公式。

The rationality on the selection of shearing force formulae was discussed, and the cause of production and the overcoming technology on the peak value of shearing force in the initial stage of roll cutting were analyzed.

探讨了剪切力公式选取的合理性，并分析了滚切初期阶段剪切力峰值的产生原因与克服技术，在此基础上将二者融合到设计模块中，提高了优化设计的科学性。

The system performance simulation includes starting and breaking characteristics and steady-state characteristics, the results validate the rationality of the model. On above basis, the fault-operation performance of the system is simulated to demonstrate the phase redundancy speciality of multi-phase motor ;then the effect on performance of synchronous motor from damper winding is analyzed to indicate the its significance.

系统性能仿真主要包括系统起动性能，突变特性(突加负载，升频，降频等)，稳态运行性能仿真，仿真结果验证了所建立模型的合理性，在此基础上，对系统故障运行进行仿真，表明了系统相冗余特性；且分析了阻尼绕组在同步电机中的作用，说明了阻尼绕组的必要性与重要性。

The curves are compared which are obtained from three sets of damping oleo-hole with different constant section area under the same structure parameters and initial filling parameters.

经与3组不同直径常截面油孔在同样结构参数和初始填充参数下曲线的对比分析，证明采用变截面油孔缓冲器优化前起落架突伸性能的合理性。

The article mainly through regarding our countrypresent death penalty system validity, the rationality obtains, fromthe death penalty the function and the modern people which displays inthe modern society to the death penalty angle and so on view,discusses our country death penalty system the importance,simultaneously also must see our country present death penalty systemthe deficiency.

文章主要通过对于我国现行死刑制度的合法性、合理性入手，从死刑在现代社会所发挥的作用和现代人对死刑的看法等角度，来探讨我国死刑制度的重要性，同时也要看出我国现行死刑制度的不足之处。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。