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- This method can only be applied to roughly test impurity content of test samples due to relatively big deviation produced by peak area normalization method. 由于峰面积归一化法测定误差大,因此,本法通常只能用于粗略考察供试品中的杂质含量。
- The analyte peak area values were plotted against the corresponding concentrations of the analytes and the calibration curves were constructed by means of the least-square method. 被分析物峰值区域的数值被相应的相对集中地该分析物划分出来,并且曲线被用最小二乘法构造来。
- This method is handled by first measuring area of each impurity peak and total area of chromatographic peak on the chromatograph chart exceeding solvent peak, then calculate percentage of each peak area and their sum to total peak area. 方法是测量各杂质峰的面积和色谱图上除溶剂峰以外的总色谱峰面积,计算各峰面积及其之和占总峰面积的百分率。
- Yeah! I did. In the Twin Peaks Area. 是的,在双峰城区找到的。
- When testing peak area, over large T value will also affect inspection of small peak and quantitative accuracy. 峰面积法测定时,T值偏离过大,也会影响小峰的检测和定量的准确度。
- Peak area is recommend to be used as the characteristic variable for chromatographic fingerprints. 在指纹图谱特征变量的选择方面,推荐采用色谱峰面积。
- The correlation between peak area of a metabolite and original concentration of Nef in rat liver microsomes solution was significant( r =0.993). 温孵液中代谢产物生成的量与底物Nef的浓度具有良好的相关性(r=0.;993);
- Result: RSD of precision are all less than 5.0%, there was favorable linearity relation between peak area and concentration. 结果:方法的精密度RSD均<5.;0%25,峰面积与浓度均有良好的线性关系,回收率均符合要求。
- Comparatively, the pore fractal dimension calculated with the area method is more sensitive to sail texture than with the circumference teethed. 与周长法相比较,用面积法计算的孔隙分形维数对土壤质地更为敏感。
- The paper adopted the feasible area method of multiple of braking moment to meet all kinds of demands for the braking moment. 经多年研究,提出采用制动力矩倍数可行区域的方法,满足对制功力矩的各项要求。
- By the TL scanning determination of the peak area of Berberine, we optimized the technology of ointments for scalds and burns. 通过对小蘖碱峰面积的薄层扫描测定,优选烫伤膏最佳工艺。
- Results Cosine ratio and correlation coefficient should be the first choice for similarity calculation based on chromatographic peak area. 结果在以色谱峰面积作为指标进行的相似度计算中,推荐采用夹角余弦和相关系数法。
- Result: RSD of precision are all less than 5.0%,there was favorable linearity relation between peak area and concentration. 结果:方法的精密度RSD均<5.;0%25;峰面积与浓度均有良好的线性关系;回收率均符合要求。
- Liang, N.K. (1976) Application of fetch area method in monsoon wave hindcasting, Proc, 15th International Coastal Engineering Conference, Hawaii, Vol 1, 258-272. 李汴军、梁乃匡"风浪数值预报模式在台湾北部海域之应用",第五届海洋工程研讨会论文集,315页-321页,民国70年。
- We bring forward a typical area method that can compute segmentation threshold for those images, segmentation threshold of which can't find from its gray histogram directly. 在分析影像特征的基础上,结合双阈值法和区域生长法,能够将影像中的土地利用变化信息自动分割出来。
- Conclusion The proximal isovelocity surface area method in quantitative diagnosis of mitral valve eccentric regurgitation had higher accuracy, it would be widely used in clinic. 结论血流汇聚法能较为准确地定量评价二尖瓣偏心反流程度,具有良好的应用前景。
- The elution time is a characteristic of an individual compound;and the instrument response, measured as peak area or peak height, is a function of the amount present. 每种组分有其特有的洗脱时间,仪器的响应值,峰面积和峰高都与组分的量有关。
- Tourists friends: Wei Hushan Hengdao peak area in the town of Hailin Wei Hushan (the Shigou) Forest Farm, 68 km from the urban Hailin, the entire process to cement the road. 游客朋友们:威虎山主峰景区位于海林市横道镇威虎山(大石沟)林场,距海林市区68公里,全程为水泥路面。
- Results HPLC analysis and normalization of peak areas showed the purity of the platycodin-D was 98.8%. 结果HPLC检测分析,采用面积归一法计算,桔梗皂苷D纯度为98.;8%25。
- Objectives\ This study was designed to examine whether proximal isovelocity surface area method(PISA) is better than pressure half time method(PHT) in the measurement of mitral mechanical prosthetic orifice area(MPOA). 目的探讨血流汇聚法(pisa法)与压差半降法(PHT法)测量机械二尖瓣口有效开放面积的准确性及可靠性。