time indices

Some problems have been discussed, such as the error factors, the positive anomaly of velocity ratio, the anomalous time indices and the relation between anomaly and seismic gap.

本文讨论了地震波速变比异常在地震预报应用中的一些问题。如多台求波速比值方法的误差因子、是否存在正异常的问题、关于异常时间的判别指标以及异常与空区的关系等。

A late summer heat wave on the Northern Plains is causing temperatures and heat indices to reach triple digits at a time when many schools are beginning classes.

北部平原区遭遇夏末热潮，在学校的开学季温度和热度均上升至三位数。

The concepts and the computative measures of time and regional ecological indices were put forward.

同时提出时间生态指数和地区生态指数的概念和计算方法。

It uses double resolutions of wavelet in time& frequency domains and the nonlinear fitting ability of neural network to compress practical disturbance signals, taking the compression rate and root mean squared error as evaluation indices.

利用小波时域和频域的双重分辨率和神经网络的非线性函数逼近能力，以压缩比、均方误差为压缩效果的评价指标，对实际扰动信号进行数据压缩。

Shrink packaging systolic time intervals as sensitive indices of left ventricular performance

收缩时间间期是左室作功的敏感指标

Effect of Magnetic Flux Density and Magnetized Time on Blood Indices of Common Carp

磁通量密度和磁化时间对鲤鱼血液学指标的影响

Use the process capability indices to improve the report time of emergency test

运用过程能力指数法改进急诊检验报告用时

A summarization of basic theory of distribution systems reliability is presented. At the same time, systems reliability indices formulas are introduced.

综述了配电系统可靠性评估和可靠性经济学的基础理论，并介绍了可用于可靠性评估的各项指标。

The indices can be used to classify different kinds of disturbances clearly, which can be calculated simply so that the computation time of the classification process can be reduced effectively.

所构建的决策树流程清晰，所用的特征指标可清楚地分别出不同类型的扰动，其计算方法较简单，可有效减少分类过程的运算时间。

Blood sampling were performed in each group from vein for 10 mL every week, 6 mL were anticoagulated for blood count, hemagglutination time, percentages determination of lymph cell and ferrihemoglobin, the rest 4 mL for serum separation and physiological and biochemical indices determination.

每周每组静脉采血10mL/只，其中3mL加抗凝用于用于血细胞计数、活淋巴细胞和高铁血红蛋白百分率的测定，7mL用于血凝时间和分离血清测定生理生化指标。

The basic theory and method discussed in this paper makes use of wavelet neural network for the prediction in time series of stock indices.

进而研究了利用小波网络进行股票指数序列预测的基本理论和方法。

Methods: The study group comprised 70 patients with chronic CHF, the control group involved 162 patients with compensatory heart function secondary to cardiovascular diseases. All patients underwent 24 h ambulatory electrocardiogram, time domain indices of HRV and VA were analysed.

方法：用24小时动态心电图监测分析70例心衰患者（心衰组）和162例心功能代偿的心血管病患者（对照组）的HRV时域指标及室性心律失常。