您要查找的是不是:
- To overcome the shortcomings of the methods to subjectively or objectively determine the weight of indexes, the group eigenvalue method combining with the variation coefficient method was adopted. 为解决用主观赋权法和客观赋权法确定指标权重存在的问题,?用群组决策特徵根法和变异系数法相结合的方法。
- Evaluation of operational reliability for DC converter stations by using variation coefficient method 用变异系数法评价直流换流站的运行可靠性
- Application of gray correlative decision-making model for the optimization of water supply scheme based on the variation coefficient method 基于变异系数法的灰色关联决策模型在城市供水方案优选中的应用
- variation coefficient method 变异系数法
- The method is easy in operation and accurate in outcome with a recovery ratio of 93.9% and a variation coefficient of 1.4%. 方法简便、准确.;回收率93
- The paper studied stable seepage flow rule of overpressure reservoir and created the method for using systematic well testing data to compute permeability variation coefficient. 本文研究了异常高压油藏稳定渗流规律,建立了利用系统试井资料求取渗透率变化系数的方法。
- A RP-HPLC absolute calibration curve method for the determination of Regent. Results showed that the standard deviation was 0.052,the variation coefficient was 0.94% and average recovery was 99.9%. 利用反相高效液相色谱外标法测定了锐劲特的含量 ;方法的标准偏差为 0 .;0 52;变异系数为 0
- A method was described for the quantitative analysis of triazo-phos by HPLC.The result showed that average recovery rate was 99.2 % , variation coefficient 0.83%, relative coefficient 0.9986. 采用反相高效液相色谱法对三唑磷乳油进行定量分析;其变异系数为0.;83%25;平均回收率为99
- Betterextract condition is obtained with orthogonal test,and the zinc element is put to the ad-dition and recovery test.The method give recoveries of 96.24%,variation coefficient of0.64%. 通过正交试验分析获得较优的萃取条件;并对锌元素作添加回收试验;得回收率为96.;24%25;变异系数为0
- Further analysis indicated the positive linear correlation between CFE and the variation coefficient of hprt gene. 细胞转化与hprt基因突变相关分析证实 ,两者之间存在显著的线性正相关关系。
- The mean variation coefficient of CACD,ACA and ACV measurements were 0.4%,3.9% and 2.6% respectively. 前房轴深、前房夹角、前房容积的平均变异系数分别为0 4%25、3 9%25、2 6%25。
- The unbalancing value was resolved with influence coefficient method. 利用影响系数法进行不平衡量的解算。
- Has calculated the core sample analysis penetration coefficient variation using the Lorentz coefficient method, has carried on the quota description to the goal layer"s non-homogeneous degree. 利用劳伦兹系数方法计算了岩心分析渗透率的变异系数,对目的层段储层的非均质程度进行了定量描述;
- The results showed that the standard deviation for trichlorfon was 0.3233, the variation coefficient was 0.3551%, the average recovery was 99.65%, liner correlation was 0.9997. 结果表明,本方法的标准偏差为0.;3233,变异系数为0
- This paper first measures interregional disparity in financial capacity by variation coefficient weighted by population. 摘要首先采用以人口为权数的加权变异系数对地区间财力差异进行了度量。
- The optimum design example shows that the variation coefficient of load torque acting on cutting head is decreased 13.9%, and specific energy cons... 优化设计实例表明;截割头的负载转矩变差系数减小了13.;9%25;截割比能耗降低了16
- Variation coefficients of rice difference quality traits have great disparity. 不同品质性状的变异系数差异悬殊。
- The results showed that the standard deviation for triazophos are 0.3076, the variation coefficient are 0.3853%, the average recovery are 99.58%, liner correlation are 0.9997. 结果表明;三唑磷的标准偏差为0.;3076;变异系数为0
- Interelement absorption and enhancement effects are corrected by using the experience coefficient method. 用经验系数法进行元素间增强和吸收校正。
- The influence of creep on shrinkage stresses is taken into account by relaxation coefficient method. 采用松弛系数法对水泥砂浆徐变对地面收缩应力的影响做了修正。