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- ml-1范围内线性关系良好(r2=0.9998),方法回收率为98.78%,RSD=2.67%(n=9)。The average recovery was 98.78%25 with the RSD of 2.67%25(n=9). CONCLUSION The method is rapid,highly accurate,precise and reproducable.
- 其准确度平均相对误差为0.21%，精密度平均相对偏差为0.24%，方法回收率为99.93%。The relative error of accuracy is 0.21%25, the precision of relative windage is 0.24%25, and the recovery rate is 99.93%25.
- 萃取回收率为89.1%,方法回收率为98.1%,日内变异系数为5.9%,日间变异系数为7.2%。Theextraction recovery is 89. 1%25. Within dayCV and day to day CV are 5.8%25 and 7.2%25respectively.
- 低、中、高3个浓度的提取回收率分别为81.5%,84.6%,80.4%; 方法回收率为96.6%,98.5%,101.2%。The ex- tracted recoveries were 81.5%25,84.6%25,80.4%25,and method recovery were 96.6%25,98.5%25,101.2%25 at low,mid- dle and high concentrations,respectively.
- 应用钾的404.4nm次灵敏吸收线,火焰原子吸收光谱法快速测定纯度在80%以上氯化钾中钾的含量,采用标准曲线法或插入法进行计算,方法回收率99.1%~103.7%,RSD(n=9)为0.57%。The sub-sensitive resonance line K 404.4 nm was used in AAS measurement for rapid and accurate determination of potassium as major content of KCl samples. Results were calculated by the standard curve or by interpolation and recovery was in the range of 99.1%25-103.7%25 with RSD of 0.57%25 (n=9).
- 氯氰菊酯等拟除虫菊酯添加水平在0.5-2.00 mg/kg时,该方法回收率为80%-102%,精密度为4.88%-9.98%,方法测定低限为0.05 mg/kg,各项指标均满足有关要求。The extract was cleaned up with GPC and tested using GC-MSD with the quantitation by external standard method and positive confirmation by selected-ion monitoring mode. While 0.5mg/kg-2.00 mg/kg of cypermethin etc. pyrethroids were fortified,the recoveries of this method was from 80%25 to 102%25,precision was between 4.88%25 and 9.98%25,and the determination limit was 0.05 mg/kg.
- 引进了一种新的训练方法。A new training method was introduced.
- 他们商议扩展业务的最好方法。They conferred on the best way to expand business.
- 太多高中老师只是采用填鸭方法灌输学生。Too many high school teachers just spoon-feed their students.
- 侦查方法methods of investigation
- 我喜欢这一种英语教授方法。I prefer this system of teaching English.
- 你知道其他增加变化的方法吗?What other ways do you know to add variety?
- 这些方法已废而不用了。These methods have fallen into disuse.
- 他们用抽签的方法来决定谁先开始。They drew lots to decide who should begin.
- 许多现代机器革新了耕作方法。Many modern machines have revolutionized farming.
- 一种完全不同的方法a radically different approach
- 各种不同的方法a great diversity of methods
- 一个奇怪的方法a quaint method
- 她放垃圾的方法很差劲！The way she puts out her garbage is awful!
- 那个诊所的治疗方法适合个别需要。The clinic tailors its treatment to individual needs.
