relative standard

The Microwave Digestion provided relative standard deviations were all less 4.0 %, The average recoveries were 95.6 % ~112 %.

结果表明微波消解相对标准偏差均在4.0%以下, 加标回收率在95.6%~112%之间.

Results The correction factor was 0.8551 and relative standard deviation ( RSD ) was less than 3.5 %.

结果校正因子为 0.8551,本方法相对标准偏差小于3.5%,精密度、灵敏度较高.

Spatial-temporal characteristic of meteorological visibility under fog and haze condition in Guangdong province In the past, the operational standard using relative humidity to discern fog and haze is commonly on the low side over the southeast coastal provinces.

广东省雾霾天气能见度的时空特征分析Ⅰ：季节变化而过去东南沿海各省不成文规定的用相对湿度区分的标准普遍偏低，区分霾和雾，应该根据影响天气系统的变化，结合各种判据来确定。

The correlation coefficient for the thebaine was greater than 0.999 2. The average rate of recovery for the reference substance was 100.08% and the relative standard deviation was 0.48%.

样品中蒂巴因的平均回收率为100.08%，RSD为0.48%。

Formaldehyde in six shiitake mushroom samples were analyzed with spiked recoveries in the range of 72%~ 93%, and relative standard deviations between 1%~ 8%.

所测定的6种香菇样品中甲醛的平均加标回收率为72%～93%；相对标准偏差为1%～8%。

The relative standard deviations of Acid method were 2.38 % ~4.26 %.

而氨基酸测定方法的相对标准偏差在2.38%~4.26%之间,符合检测的要求.

Relative standard deviation of this method is below 3 %.

方法的相对标准差低于3%.

The relative standard deviation of Cr and Co are respectively 8.4% and 9.0% in 11 times of detection of the refrence samples.

经11组白菜参考样测定验证，铬和钴的相对偏差分别为8.4%和9.0%；

The results showed that the content of vitamin A, D and E in the boneless seawater fish was 0.80, 0.17 and 4.14 mg/ kg, respectively, and relative standard deviation was between 3.7%~ 5.0%.

实验结果表明：无骨海鱼中维生素A、D和E的质量分数分别为0.80、0.17、4.14mg kg，相对标准偏差为3.7%～5.0%。

Utilizing the Relative Standard Deviation ( R.S.D.) to analysis the stability of EEMs of the same phytoplankton, and the Analysis of Variance ( ANOVA) to analysis the difference of the EEMs of different phytoplankton.

取得的成果如下：1.以相对标准偏差（R.S.D）对同种浮游植物的荧光光谱的稳定性进行分析，方差分析对不同浮游植物的荧光光谱进行分析。

The results showed that relative standard deviations of the above-mentioned three methods were all less than 5% and the recoveries were 88.23%~ 102.98%. Most of the contents of different elements were significantly different among different drugs.

结果，以上三种方法的相对标准偏差（RSD）均小于5%，加标回收率范围在88.23%～102.98%之间，不同品种牛膝生药材的相应元素含量之间多数存在显著或极显著差异。

The relative standard errors of prediction for calibration samples and prediction samples and 1.6713 % , respectively.

预测校正集样品和预测集样品芦丁含量的相对标准误差分别为0.0030%和1.6713%.

Know about quality system of TS 16949 , and other relative standard for material test lab.

熟知TS16949体系要求.以及其它材料试验室的标准要求.

The relative standard deviation is less than 1.9 % . The recoveries are better than 97 %.

测得结果重现性好,相对标准偏差标准回收率>97%.

The relative standard deviations of the determination is less than 4.81 %.

样品测定的相对标准偏差均小于4.81%.

In comparison with the experiment value of experimental standard diode, the relative error is8%.

与实验标准二极管实验值进行比较，相对误差为8%。

The recoveries of 95 % ~104 % and relative standard deviations of less than 2 % were obtained. So the obtained results are reliable.

测定的相对标准偏差(RSD) 均小于2%,回收率为95%～104%,结果可信度高.

The method has been applied to the determination of chromium in water and food samples, the relative standard deviation is less than 4.6%, and the recovery is 93.5~ 104.4%. The results are satisfactory.

将此体系用于自来水、泉水、食品及粮食作物中铬的测定，相对标准偏差小于4.6%，加标回收率在93.5～104%范围内，取得了令人满意的结果。

The combined relative standard uncertainty is 0 . 333 %.

合成相对标准不确定度为0.333%.

The method has been applied to the determination of tellurium in lead tellurium residue sample with recoveries in the range of 98.0%~ 102.3% and relative standard deviation in the range of 0.4%~ 0.8%.

ml-1。本方法用于铅碲渣中碲的测定，回收率为98.0%~102.3%，相对标准偏差为0.4%~0.8%。

In the past the operational standard by using relative humidity to discern fog and haze is commonly on the low side over the southeast coastal provinces.

而过去东南沿海各省不成文规定的用相对湿度区分的标准普遍偏低。

The ave rage recovery was 97.2 % with relative standard deviation of 3.4 %.

平均加样回收率97.2%,RSD为3.4%.

The sulfate ion was determined by Ion Chromatography. The relative standard deviation is 1 58%. The recovery is from 90 5% to 98 2%.

方法用于各种水样中硫化物的测定，相对标准偏差为1.58%，回收率在90.5%到98.2%之间。

Boron isotope abundance of ( CH3) 2O · BF3 complex was measured under the same instrument conditions when 10B isotope was concentrated, with the relative standard deviation of 1.095%.

在同样的仪器条件下测定了硼同位素浓缩过程中样品三氟化硼甲醚络合物中的硼同位素丰度比，测定结果的相对标准偏差为1.095%。

The relative standard deviation of the method wus better thane ± 5%.

方法的相对标偏＜±5%。

The relative standard deviation should be no greater than 2.0 %.

其相对标准偏差也应不大于2.0%.

The method is simple and rapid. The relative standard deviation is 0.60 %-0.67 % . The rate is 100 %-103 % .

本法简便、快速,具有良好的准确度和精密度,相对标准偏差为0.60%—0.67%, 回收率为 100%—103%.

The results indi-cate that the recoveries were 100 %-105 % and the relative standard deviations were less than 2.0 %.

本方法的回收率为100%~105%,相对标准偏差小于2.0%.

By means of temperature determination, the reconstructed insulation layer has reached the requirement of relative standard.

经温度测定, 改造后的保温层达到了有关标准的要求.

The most accurate standard is the break point intensity, which deleted 88% more rainfall events and had only 5.3% relative error.

其中时段雨强标准筛选精度最高，可剔除88%以上的降雨事件，只有5.3%的错选度。