With the selection of a gas liquid computational model to calculate bottom hole pressure and compare with observed pressure, its relative error is less than 2%.
选用气液两相计算模型计算井底压力并和实测井底压力进行了对比分析，相对误差均小于2 %；
Comparing the correction result with that of wireline density logging, its relative error is less than 5%, which can meet the index requirement for LWD environmental effect correction.
校正结果与经过偏心影响校正的电缆密度测井相比，其相对误差小于5%，达到了随钻测井环境影响校正指标的要求。
Through an experiment for free-form surface measurement, the approach is proven to be simple for parameter computation and its relative error for space length measurement is better than 0.56%.
通过对一自由曲面分块测量及数据拼接实验表明，这种方法参数求解简单，空间距离拼接相对误差优于0.56%。
In this paper, statistical tests used to verify the robustness of the model, and the relative error and relative standard deviation were used as its evaluation criteria.
本文采用统计试验的方法验证该模型的稳健性，并将相对误差和相对均方差作为其评价标准。
By fulfilling the experiment, some very good frequency spectrum images are obtained, and the system's relative error is below 0.08 %, so its function of locating and monitoring can be realized.
实验获得了清晰的频谱图像，系统定位的相对误差小于0.08%，可实现定位监测功能。
By fulfilling the experiment, some very good frequency spectrum images are obtained, and the system's relative error is below 0.08 %, so its function of locating and monitoring can be realized.
实验获得了清晰的频谱图像，系统定位的相对误差小于0.08%，可实现定位监测功能。
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