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- Using this method, 53 beds from 16 wells of 4 kinds of reservoirs are verified, and the average relative error is 24 86%, 2 percentage points higher than the three kinds of typical methods investigated. 经 4类储层 16口井 5 3层验证 ;平均相对误差 2 4.;86%25;较所考查的 3种典型方法提高了 2个百分点以上。
- Results 25 labs are up to grade, the relative error of 5 labs is up to 10%. 结果 2 5个实验室被判定为合格 ,不合格者其相对误差 >10%25。
- The average relative error between FT-NIR and chemical method is 9.09%. 经检验;近红外测定值与化学测定值间的平均相对误差为9.;09%25。
- The relative error of accuracy is 0.21%, the precision of relative windage is 0.24%, and the recovery rate is 99.93%. 其准确度平均相对误差为0.;21%25,精密度平均相对偏差为0
- We established a quantitative determination method for GB,GD and VX by CIC. The relative error was calculated. 运用GC-AED特有的化合物无关校正曲线法(CIC法),建立了GB、GD、VX CIC定量测定方法,计算出了各种方法的相对误差,总结了CIC法的误差规律;
- The daily gas load in 2002 in Anshan City is forecasted by GCAQBP neural network with average relative error of 4.1%. 运用GCAQBP神经网络对鞍山市2002年燃气日负荷进行了预测;预测的平均相对误差为4.;1%25。
- This method is especially accurate in damping identification with the relative error less than 1% to theoretic values. 尤其在阻尼比的识别上,相对误差在1%25以下。
- However, the relative error is down to 3% when 2-FBA concentration is over 50ng/ml. 大于50ng/ml测量结果相对标准偏差优于3%25;
- Gas weight also has some influence on BHP, the absolute error may be up to 0.77 MPa and the relative error 2.3%. 气体重量对井底压力也有影响;其绝对误差为0.;77MPa;相对误差为2
- The turbidity experiments show that the relative error is not more than 3% with this turbidity meter. 通过实验分析,结果表明相对误差不大于3%25。
- The relative error between the calculated values for the induced electromotive force and the measured values is 6.8%. 对感应电动势的实验结果与计算结果进行比较;相对误差为6.;8%25。
- The relative weight correction factor of isooctyl was 1.036, and its relative error was less than 2.0%. 同时,通过与化学法对照结果显示,合成液用内标法测定较好,而精产品用带校正因子的归一化法测定较好。
- The relative standarn windage,relative error and random uncertainty are less than 3%. 该方法的相对标准偏差、相对误差、随机不确定度均小于3%25。
- In contrast to high precision digital multimeter, the system measuring relative error is less than 1%. 与高精度数字万用表的测量结果对比, 系统的测量不确定度小于1%25。
- Based on the statistics of a large sample of data, the Boltzmann constant is determined at a relative error of 4%. 基于对大量数据的统计分析,计算出了玻尔兹曼常量,与理论值的相对误差约为4%25。
- In comparison with pit testing values obtained by the direct method, the averagely relative error is 3.3 percent. 该方法测试结果与坑测值相比,总体平均相对误差为3.;3%25。
- The n-alcohols were used to verify the accuracy of the method,and a relative error was found to be 2.2%. 用正构脂肪醇对定量分析方法进行了考察;其结果的相对标准误差为2.;2%25。
- What percentage of the earth is covered by oceans? 地球上百分之多少被海水覆盖着?
- Based on the relative error minimizes principle, the grey combination prediction model was discussed. 以这些模型为基础,按照相对误差极小化的原则,建立了灰色组合预测模型。
- The figure is expressed as a percentage. 那数字是以百分比表示的。