作为对持续下跌的市场的额外预防措施，Narayanan建议建立“安全系数”：一个超过最低预期资本回收率3% - 5%的溢价。
As an extra precaution against an ongoing down market, Narayanan suggests building in a "margin of safety" : a 3 to 5 percent premium over the target hurdle rate.
方法对三种消化方法检测的8份尿样中碘含量结果的变异系数及加标回收率进行比较分析。
Method Determine the varying factors and recovery rate of results obtained from 8 samples using three different digesting methods.
该法操作简单，测定结果准确。 该法的变异系数为052％，回收率为9997％。
The process is of easy operation and accurate results with 0.52% coefficient of variation and 99.97% recovery.
根据丁胺卡那霉素为有旋光性物质的原理，采用旋光法测定了丁胺卡那霉素注射液含量，结果平均回收率为100．17％，变异系数为0．54％。
The rotatory method was used to determine the content of amikacin injection in the light of its right rotatory. The average recovery was 100.17%, and the coefficient of variation was 0.54%.
文中对滤纸洗脱法的回收率、标准曲线、变异系数等均与直接分析法进行了比较。
The recovery rate, calibration curve, coefficient of variation of the filter paper method are compared with the direct analytical method.
本文选用毛细管气相色谱法测定氰草津的含量。本方法的变异系数为015％，平均回收率为10010％。
The quantitative analysis of cyanazine by using capillary gas chromatography was reported in this paper. The coefficient of variation was 0 15%, and the recovery was 100 10%.
采用内标法定量，能准确测定混和氯甲苯氧化过程中的氯代苯甲酸异构体的含量，回收率达92％以上，变异系数小于3.6％。
The contents of chlorobenzoic acids isomers could been accurately quantified through internal standard, and the recovery was more than 92 percent, and RSD less than 3.6 percent.
对玉泉冲剂中葛根素含量的薄层扫描测定法进行了研究，结果表明，该法简便、准确、可靠、回收率为99．32％，变异系数0．35％。
TLC-scanning method for determination of puerarin content in Yuquan Granules was studied. The result indicated that this method is simple, accurate, reliable, The recovery is 99.32%, CV is 0.35%.
该分析方法的测定结果与原子吸收法测定结果一致，标准偏差在0．014～0．028之间，变异系数在1．14～2．26％，回收率在96～103％范围内。
The result is consist with of atomic absorption spectrometry. Standard error 0.014 ~ 0.028, variation coefficient1.14~2.26%, recover96 ~ 103%.
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%，变异系数为0.64%；
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%.
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%，平均回收率为99.2%，相关系数为0.9986。
A method was described for the quantitative analysis of triazophos by HPLC. The result showed that average recovery rate was 99.2 %, variation coefficient 0.83%, relative coefficient 0.9986.
结果用此方法测定多糖的标准曲线，其相关系数为0。9997，平均回收率为99。62%，相对标准偏差为1。
Results The correlation coefficient of standard curve was 0.999 7, the recovery rate was 99.62 % and RSD was 1.94 %.
线性方程的相关系数大于0.99，大部分药物回收率的相对标准偏差(RSD)小于10%。
The correlation coefficient of standard curves was larger than 0.99, and relative standard differences (RSD) were less than 10% for most of the drugs.
线性方程的相关系数大于0.99，大部分药物回收率的相对标准偏差(RSD)小于10%。
The correlation coefficient of standard curves was larger than 0.99, and relative standard differences (RSD) were less than 10% for most of the drugs.
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