综合指数
- 与 综合指数 相关的网络例句 [注:此内容来源于网络,仅供参考]
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objectiveto provide the scientific foundation for the construction of gap cultivation bases of abrus mollis hance by evaluating the pollution status of soil and irrigation water in abrus mollis hance cultivation base.methodsthe environment quality was appraised by the nemerow pollution index method.resultsthe quality of soil and irrigation water was good, falling in the categories of "clean".conclusionthe quality of soil and irrigation water in abrus mollis hance cultivation base accords with the requirement of gap of chinese medicinal materials.
目的对鸡骨草种植基地土壤、灌溉水污染现状进行评价,旨在为鸡骨草规范化种植基地建设提供科学依据。方法土壤及灌溉水污染现状运用单项污染指数法和内梅罗综合污染指数法进行评价。结果种植基地土壤和灌溉水污染等级均属于&清洁&一级。结论鸡骨草种植基地的土壤和灌溉水质量完全符合《中药材生产质量管理规范》的相关要求。
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The optimum temperature of Bromus rigidus Roth was 20℃ if the germination percentage, germination index and the value of vigor index were all considered.
综合发芽率、发芽指数和活力指数最后确定硬雀麦的最适发芽温度为20℃。
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Based on geomorphy and anthropo-factor that influence land use structure, D and S of 8 types is analyzed, and the result indicate that:(1) the complicated geomorphy is uppermost factor that influence fractal dimension of land use type;(2) the social economical level influence D and S of land use structure in a certain extent;(3) the average fractal dimension values and average stability indexes are integrative reflection of the land use structure of each region.
结果表明:(1)复杂的地貌类型是影响土地利用类型D 值和S值的最主要因素;(2)社会经济发展水平一定程度上影响土地利用类型的分维值和稳定性指数;(3)区域土地利用类型的平均分维值、稳定性指数的大小是土地利用结构的综合反映。
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Strong comparative advantage crops late rice and cotton should be enlarged. Infirmness comparative advantage crops early rice, medium rice and rapeseed should be maintained. Strong comparative disadvantage crops soybean and peanut should be reduced.5 , Cropping systems were optimized by linear programming model.
通过测定奉新县主要衣作物在红壤丘陵区成本比较优势指数和单产比较优势指数,根据综合比较优势指导种植结构调整,得出晚籼稻和棉花具有&强比较优势&,应当适当扩大生产;早籼稻、中籼稻、油菜籽的成具有&弱比较优势&,应当维持原来的水平;大豆和花生具有&强比较劣势&,应该适当压缩生产。
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Bycomparison,a selection index,containing fleece weight,shorn body weight,fibrefineness,fibre densityand content of medullated fibre,was developed
经指数制订和比较,筛选出一个包括剪毛量、剪毛后体重、纤维细度、纤维密度和有髓毛含量等5个性状的综合选择指数
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According to the principles of synthesis, dominance, regionality and relative consistency, the environment degradation evaluation system is divided into three classes: vulnerable region, vulnerable type and vulnerable cell. The research area belongs to the erosion degraded Southern Red Hilly Area region. Based on the conceptions and grading, the dissertation probes into the methodology of evaluation and case study, and establishes a potential degradation evaluation system which comprises altitude, gradient, soil erosion index K, annual rainfall, the proportion of rainfall in raining period, and the drought index of rainless period.
在脆弱性概念及其分类的基础上,本文进行了脆弱性评估的方法探讨和实证研究,在脆弱性分析的基础上,选择高度、坡度、土壤可蚀性K值、降雨量、暴雨量、多雨期降雨比重和少雨期干旱指数为潜在脆弱度指标;选取作为区域人地关系、社会经济发展与管理水平综合影响结果的人类活动指标森林覆盖率和坡耕地指数作为现实脆弱度评估的人为加速侵蚀的修正指标,计算生态环境的现实脆弱度,并将其指标体系与方法用于衡阳盆地生态环境脆弱度评估的实证研究。
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Additionally, the paper used the Markovian transfer matrix, the trade competitiveness index, dominant comparative advantage index, and some other statistical indicators and descriptive methods,which were either rarely used or studied unsystematically in the previous research.
另外,本文对畜产品竞争力的研究也更加注重研究方法的系统化和科学化,不仅应用了扩展的CMS模型对畜产品出口竞争力效应进行了详细分析,还采用马尔科夫转移矩阵、贸易竞争力指数、显性比较优势指数等统计指标及其他描述统计方法对畜产品的竞争力及地位等进行了比较和验证,这些研究方法的综合应用使本文的研究更具充分性和科学性,而这恰是在以往的畜产品竞争力研究中运用较少或研究得不够系统的地方。
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The subject function values used nine indexes in tomato of high temperature stress including the rate of fruit setting, the relative output, the index of rolling leaves, the stabilization of membrane, the relative geminating of pollens, the contents of dissociating proline and the content of soluble sugar.
通过对高温下番茄的坐果率、相对产量、卷叶指数、相对生长量、膜稳定性、相对花粉萌发率、热害指数,以及游离脯氨酸和可溶性糖含量等9项指标的测定,采用隶属函数数值法,综合比较鉴定了耐高温能力不同的6个番茄品系。
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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。
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In the process of constructing the EDRI, we define the entropy weight on the basis of the theory of information entropy, and the synthetic weight of evaluating indicators, which is more rational for the model, is determined by combining the entropy weight with the expert's subjective weight.
在地震灾害风险指数的建立过程中,根据信息熵理论计算熵权,采用熵权与专家意见相结合的方法确定风险指数的综合权重,从而使模型权重的确定更加合理。
- 推荐网络例句
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And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.
47:5 法老对约瑟说,你父亲和你弟兄们到你这里来了。
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Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.
提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法,同时,采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。
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Hey Big Raven, The individual lies dont matter anymore - its ALL a tissue of lies in support of...
嘿大乌鸦,个别谎言的事不要再-其所有的组织的谎言,在支持。