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- He consulted the chronicles of the period. 他参考了这一时期的编年史。
- relative error of the period 相对周期误差
- He has plagiarized most of the book from earlier studies of the period. 他那本书大部分都是从研究那个时期的著作中剽窃的内容。
- The period of the highest density index is August. 在5-10月间8月蝇的密度指数为最高。
- 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 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
- 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。
- Coming up with the consideration of the error of AIS and ARPA data. 同时指出了AIS数据本身还存在的问题,并进行了AIS与ARPA数据的误差分析。
- 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。
- Arachne filled her web with subjects designedly chosen to exhibit the failings and errors of the gods. 阿拉喀涅则故意地在自己的图案中织出了显示神祗们的缺点和错误的主题。
- And the most relative error of the absorption efficiency of n-butyl acetate is 0.80%, the average relative error is 0.32%. 醋酸丁酯吸收率的相对误差最大值为0.;80%25,平均值为0
- The dilatometer has an absolute sensitivity of 0.03 micron and a relative error of 0.3x10~(-6) in respect to samples having a length of 10 cm. 它的绝对测长精度为0.;03微米;试样长为10厘米时相对测长精度为 0
- The input is the error of the speed and the output is actual speed. 由车速传感器采集的车速信号和设定车速的差值作为输入量,实际车速作为输出量。
- The mean absolute relative error of the prediction is reduced by 3.31% compared to that of network trained with raw data without filter. 对实测交通量采用奇异值分解的滤波方法进行除噪预处理,并通过训练径向基函数网络进行预测。
- The research results show that, the relative error of the area and deflection angle of AVEN is less than 1% after compensation. 研究表明,补偿后的矢量偏转角度和面积的相对误差不大于1%25。
- The model is used to analyze the relative error of forecast and to forecast the exploitable geological ore reserves of Miaogou Mine in 2007. 通过运用数理统计中的回归分析方法确立采出矿石地质矿量预测数学模型,分析预测相对误差,并对2007年采出矿石地质矿量进行预测。
- He bit off a large piece of the apple. 他咬下一大块苹果。
- She is one of the best hurdlers in the world. 她是世界上最优秀的跨栏选手之一。
- The dynamic tester is characterized by stable performance, easy operation and high degree of automatization with a relative error of lower than 10%. 这种动态防塌仪具有性能稳定、操作方便、自动化程度高和重复性好的特点,相对误差小于10%25。