使用WVR能精确测定对流层时延误差。
Troposphere delay error could be accurately determined using WVR.
详细讨论了野外地物双向反射因子的测定问题及测定误差。
BRF measurement in the field and error analyses are discussed in detail.
由于系统方程是时变的,在测量过程中,系统噪声和观测噪声的统计特性等很难精确地估计或测定,事实上很多误差模型都不能简单的设为白噪声。
Because the system equation is changed with time, during the measurement, the statistic character of the system noise and the observation noise cannot be estimated or be determined accurately.
因而通过控制主要影响因素能提高该测定方法的灵敏度,减小其测量误差,以提高其准确性和重复性。
The measuring accuracy and reproducibility of the testing method could be improved obviously through increasing its sensitivity and decreasing measuring error by means of control of its major factors.
综述了无破坏法测定金属杨氏模量的测定原理、测定方法和测定仪器,并对这种测定方法进行了误差分析。
Principle, method and apparatus for young's modulus measurement of metallic material by indentation method are reviewed, and the methods error is analysed.
对两种典型的坏帐率统计方法进行比较,发现传统的统计方法存在很大的误差,从而影响信用风险的测定精度。
By comparing two typical statistics methods of default rate, the article found a serious error in the statistics method that will impact on the precision of credit risk measurement.
为了减小微量砷测定中的误差,介绍了用库仑滴定法测量微量砷的一种方法。
To reduce the determining error of micro amount of arsenic, a method testing micro amount of arsenic with coulomb titration method was introduced.
通过误差分析,讨论了影响GPS航姿测定的各项误差,提出了GPS航姿测量方案。
The errors of heading and attitude measurement with GPS are discussed and the schemes are proposed.
介绍了下卧式径向偏心仪的结构原理及其灵敏度的调整方法,说明了径向偏心位置的测定方法及误差分析。
Describes the principle of the horizontal radial off-center instrument and adjustment method of its sensitivity. Explains measurement method and error analysis.
提出了测定有关参数所需仪器仪表的精度要求和系统误差的避免方法。
The precision of instruments and meters in measuring related parameters and the method to avoid system error were proposed.
分析了燃烧气体容量法测定碳量的误差来源,对测定过程中的测量不确定度进行评定。
The error sources of carbon content measurement by using burning gas volume method is analysed, and the uncertainty is evaluated.
分别计算了测定导热系数时因偏心造成的误差。
The error of measurement of heat conductivity caused by eccentricity is estimated.
摘要分析了光点复射式灵敏电流计内阻测定中误差产生的原因,提出了改进方法。
In this paper , the main reasons resulting in the errors in measuring the inner resistances of microdetector are analysed , and the improved method are put forward.
但由于在曝气过程中会造成水样中挥发性有机物的损失而产生测定误差,因此其测量结果只是不可吹出的有机碳值。
However, due to the aeration process will result in water samples volatile organic compounds arising from the loss of error, so the measurement results Chuichu not only the value of organic carbon.
另外,前剂量技术中一些复杂因素,也是导致年代测定误差大的可能原因。
Besides, some complicated factors in the pre-dose technique would be the possible cause of the greater errors.
研究结果初步表明该方法定位精度比较高,无论在残差、测定误差、震中分布还是震源深度方面,都比原来定位结果有较大改进。
The research result shows the location accuracy by the method is better and improves more than original location result in residual error, evaluated error, epicenter distribution and focal depth.
本文对影响金属导体材料体积电阻率的仲裁试验测定的因素进行误差分析,并指出如何能准确的测定。
Factors affecting the accuracy of the measurement of volume resistivity of metallic conductors in the arbitration test are analyzed. Ways of how to make accurate measurements are provided.
并得出在采样气体状态参数和环境条件一定时,除尘效率的测定误差主要取决于取样时间及流量。
Under a definite gas state parameter and environment condition, the measurement deviation was correlated with the sampling time and the flow rate.
对异丙醇这类基体成分丰富的样品测定,采用直接上机进样测定的方法使结果不够理想,而且存在显著的系统误差。
To the isopropyl alcohol this kind of substrate ingredient rich sample, the determination method using direct caused the result insufficiently to be ideal, and the remarkable system error.
结果HBDH测定结果各系统的误差临床均可以接受。
Results The system bias of HBDH could be accepted between several investigate systems and target system.
结果表明,在线检测仪器能够快速地测定水质,平均相对误差在10 %以内。
The result show the on_line detection instrument can test water quality promptly, and the average relative error is within 10%.
强度或表观浓度的测定误差通常小于浓度的测定误差。
Determining errors of intensity or apparent concentration are generally less than ones of concentration.
讨论机电式预付费电能表的误差计算、测定和调整方法。
This paper discusses the error of Mechanical-electronic prepayment meter, its calculation, testing and adjusting method.
研制的涤纶碱减量自动测控装置可以测定不同结构的涤纶织物的减量率,测量误差小于1%。
This device can be applied to measure the alkali weight reduction of various polyester fabrics including cationic dyeable polyester. The analysis deviation is below 1%.
结果:LDH和HBDH测定结果各系统的误差临床均可以接受。
Result: the system bias of LDH and HBDH could be accepted between several investigating systems and the target system.
刻度盘的误差,是子午环固有的仪器误差之一,它直接影响了天体赤纬的测定精度。
The errors of the circle of a meridian circle will immediately affect the precision in determining celestial bodies' declinations.
该方法适用范围广,测定结果准确,精密度高,相对误差小,在取样量范围里,测定结果不受取样量多寡的影响。
This method possessed wide applicability, accurate and exact result and less relative error. Besides, the determined result can not be affected in the weighable range of sampling.
前言:目的:提高抗生素效价测定中加液的准确性,降低由于视觉误差造成测定结果可信限率的偏大。
Objective: Improving the accuracy of adding solution in the measurement of antibiotic titer, lowering the visual error which can lead a high result in confidence-limit rate.
通过检验认为,就本地区目前的观测条件和M_L测定方法而言,该震级系统已将M_L测定误差明显减小了。
The statistical results indicate th average error of magnitude M_L has been obviously decreased by this system.
通过检验认为,就本地区目前的观测条件和M_L测定方法而言,该震级系统已将M_L测定误差明显减小了。
The statistical results indicate th average error of magnitude M_L has been obviously decreased by this system.
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