Relative accuracy of regional gravimetric geoid determination is estimated by an frequency domain analysis, which is determined by regional terrestrial gravity measurements and geopotential model.
以频域解析方法，研究由地面重力数据、全球位模型确定区域重力大地水准面的相对精度估计。
The method has been applied to the determination of tryptophan and tyrosine in compound amino acid injection, and the relative errors were 4.0% and 2.6% .
以同样方法对复合氨基酸注射液进行测定，通过训练好的网络进行色氨酸、酪氨酸含量的计算，相对误差分别为4.0％和2.6％。
Determination of the quantum yields of Gibberellin, Hypocrellin a and phenol showed that there were respectively ranges of excitation wavelengths for the relative constant of quantum yields of them.
通过对赤毒素、竹红菌甲素及苯酚量子产率的测定与比较发现，这三种荧光化合物都具有一个相对于激发波长的量子产率的稳定区域。
Conclusion The determination of relative indexes and intensive care and treatment is of great significance for prognosis of senile patients with pulmonary heart disease.
结论测定相关指标，加强监护与治疗，对老年肺心病患者预后至关重要。
Effects of acidity, concn. of potassium iodide and dosage of reducing agent on determination are investigated. It is simple and rapid with relative standard deviation 1.08%.
研究了酸度、碘化钾浓度、还原剂用量对测定影响。测定的相对标准偏差为1.08%，方法简单、快速。
From views of colorimetry and physicochemistry, this article describes in relative detail about commonly used methods and the principles for the determination of ozone.
本文从化学显色和物理化学的角度较详细地描述了常见臭氧测定方法和原理。
Objective:To establish a SPE-HPLC method for the determination of quinapril and its active metabolite quinaprilat in human plasma and to evaluate their pharmacokinetics and relative bioavailability.
目的：建立SPE—HPLC法测定人血浆中喹那普利及其代谢产物喹那普利拉的浓度，以研究喹那普利及喹那普利拉在健康志愿者中的药代动力学和相对生物利用度。
Coefficient determination, absolute bias, relative absolute bias, root mean square error and relative root mean square error were employed to evaluate the precision of different model systems.
采用确定系数、绝对误差、相对绝对误差、均方根误差、相对均方根误差等模型评价指标对不同模型系统的精度进行比较分析。
This system was applied in flow injection-catalytic spectrophotometric determination of trace phenols using stopped-flow technique and the experiment concludes that the relative is 0.9992.
将该系统应用于停流-催化光度法以测定痕量酚，实验结果表明，其线性相关系数为0.9992。
The linear correlativity of the determination of the acid value between two methods was very well, the relative deviation of blind samples experiment's data were less than 10%.
模型预测值与国标法测定的酸值高度线性相关，盲样验证相对误差均小于10%。
High precise real-time autonomous relative orbit determination between distributed spacecraft is a key technology in the task of spacecraft formation maintenance.
分布式航天器间相对位置的实时高精度测量是分布式航天器实现空间队形保持的关键技术之一。
The quantitative determination of 70% bismuth in silicon-bismuth samples were completed by line width method. The relative error is less than 7.15%, the relative standard deviation is 5.85%.
用谱线宽度方法定量检测了硅铋样品中含量为70%的铋，相对误差小于7.15%，相对标准偏差为5.85%。
In this article a mathematical formula for the determination of the relative energy conservation by cogeneration as compared with the separate generation of power and heat is derived.
文章推导了热电联产相对于热电分产的热能相对节约的计算公式，得出该相对节约与功率指数成正比。
In this article a mathematical formula for the determination of the relative energy conservation by cogeneration as compared with the separate generation of power and heat is derived.
文章推导了热电联产相对于热电分产的热能相对节约的计算公式，得出该相对节约与功率指数成正比。
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