可以为单个列或一组列修改频率和分位数统计信息的精确度。
The precision for the frequency and quantile statistics can be modified for an individual column or a group of columns.
这种拉取 方式的频率要足够高才能保证很高的数据精确度，但高频率可能会导致多余的检查，从而导致较高的网络流量。
The pulling frequecncy needs to be high to ensure high data accuracy, but high pulling frequency may induce redundant checks leading to high network traffic.
瞬态响应其实是精确度与时间的函数，而不是频率的函数。
Transient response is actually a function of accuracy in relation to time rather than frequency.
基于PC机的汽轮机叶片静态频率测量系统可大大提高测量的精确度和工作效率。
The measurement accuracy and work efficiency are greatly improved by turbine blade natural frequency measurement system based on industrial PC.
该算法基于互功率谱估计，具有算法复杂度低、精确度高、适用频率范围广等优点。
Based on the cross-power spectrum estimation, the algorithm has the advantages of lower complexity and better precision over wide frequency band.
这两种方法各有特点：频率域法的鲁棒性强，而空间域方法相对精确度更高。
Both types have their own advantages: frequency domain methods have strong robustness, while spatial domain methods have higher accuracy.
结果表明基于矢量传感器的算法比基于声压传感器的算法具有更高的频率估计精确度。
The results indicate that ESPRIT algorithm based on vector sensor can obtain higher resolution frequency estimation than that based on pressure hydrophone.
为提高频率测量精确度，提出一种自动调整采样参数与频谱校正相结合的频率测量算法。
For improving the precision of the frequency measure, presents a frequency measure algorithm by integrating automatic adjusting the sampling parameter and spectrum correction.
从而缩短扫描周期，加快扫描频率并提高系统精确度，相对于现有技术使数据采集的可靠性提高。
Therefore, the scanning period is shortened, the scanning frequency and system accuracy are enhanced and the data acquisition reliability is enhanced compared with the prior art.
新的频率跟踪算法降低了计算量，提高了频率同步的精确度。
The new tracking algorithm decreases the computational complexity greatly, and increases the accuracy of the frequency synchronization.
采用以便携式计算机为核心的新型汽轮机叶片频率测量系统可大大提高测量的精确度和工作效率。
Described in this paper is a newly developed portable computer-based vibration frequency measurement system for turbine blades.
针对一类具体的应用，利用测量数据间的时域相关性分析了信息精确度与观测频率以及能耗与观测频率的关系，构建了信息精确度与能耗的关系模型。
The influence of Tgd factor is illuminated through the theory of establishing the VTEC model above pierce point by dual-frequency observation, its magnitude using practical datas is analyzed.
针对一类具体的应用，利用测量数据间的时域相关性分析了信息精确度与观测频率以及能耗与观测频率的关系，构建了信息精确度与能耗的关系模型。
The influence of Tgd factor is illuminated through the theory of establishing the VTEC model above pierce point by dual-frequency observation, its magnitude using practical datas is analyzed.
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