查询词典 waveform

The waveform digitizer was employed to record pulses from the two grids of the ionization chamber.

采用数据采集卡对电离室的极板信号进行记录。

Meanwhile an isochronal horizon may gradually change from peak to trough of a waveform in horizontal direction.

显然，合理地利用地震资料进行小层对比可以提高陆相油藏小层对比的准确性。

In this paper,we use the data of JiaShi earthquake sequence which was recorded by KAS station and WUS station of the regional digital station network in XinJiang near source region. We have calculated moment tensor solutions of more than 100 Ms≥3.5 earthquakes from 2001 to 2004 by the body waveform inverse. At the same time,we compared our result with Harvard CMT result.

本文利用新疆区域数字化地震台网中近震源周围的喀什、乌什两个台记录到的伽师地震序列的波形资料，使用波形拟合反演方法分别计算了该区域2001-2004年的100余个Ms≥3.5地震的矩张量解，得到了一系列的震源参数。

The principles are as follows:①preliminary interpretation is carried out on crosswell seismic data in depth domain to establish an accurate velocity model;②sinc interpolating function is used in depth-time conversion to realize waveform fidelity;③the recognition of surface seismic data is utilized to ascertain the reflection characteristics of crosswell seismic data in time domain;④ good spatial continuity of surface seismic data is adopted to retrieve the "hopper" defect in crosswell seismic profiles and the deficiency of lateral contrast between crosswell seismic data;⑤in fine calibration of well-side traces of crosswells and surface seismic data, coincident time-depth relation is used to match two seismic data so as to make the calibration more reasonable;⑥in multi-crosswell seismic data inversion by sparse spike inversion method, lateral restraints are strengthened to ensure the continuity of inversed wave impedance profile.

实现反演的基本原理是：对深度域井间地震资料进行初步解释；建立精确的速度模型；在对井间地震剖面进行深时转换时采用sinc插值函数实现波形保真；利用对地面地震资料的认识来落实时间域井间地震资料的反射特征；利用地面地震资料良好的空间连续性弥补井间地震剖面的"漏斗"缺陷和井间资料之间横向对比性的不足；在井间地震和地面地震井旁道精细标定中，通过一致的时深关系来实现两种地震资料之间的匹配，使井旁道的标定更加合理；在利用稀疏脉冲反演方法进行连井井间地震资料反演时，通过增强横向约束保证反演波阻抗剖面的连续性。

D. Personick, of calculating the sensitivity of the digital optic receiver, the optimal gain of APD and the decision level, is based upon the waveform of input light pulse at the receiver.

本文提出以易于确定的发送端光脉冲波形及光纤展宽参σ＇作为计算出发点，并假定光纤对光脉冲的响应为高斯函数。

Under the assumption that the splitting function satisfies a Lipschitz condition, some convergence conditions of the discrete waveform relaxation schemes are given.

在假定分裂函数满足Lipschitz条件的前提下，通过矩阵正则分裂和特殊矩阵相关性质的运用，获得离散波形松弛迭代的收敛性条件，拓展和改进了相关文献中的一些结果。

We use a technique of dynamic waveform matching to build cross-well stratigraphic correlation relationships and automatically draw a path diagram of the cross-well stratigraphic contrast through piecewise line fitting, log character extraction, match cost calculation, and etc.

动态波形匹配算法是本次研究采用的主要算法，它能够很好地建立井间地层之间的对比关系，通过曲线拟合、特征提取、匹配代价计算等步骤，自动绘制井间地层对比的路径图解。

The waveform of differential current in each data window is divided into four parts averagely according to time, and the area-ratio among the four parts can be used to distinguish magnetizing inrush from internal fault current.

该算法以工频一周波为数据窗长，将数据窗内的差流波形按时间均分为4份，根据各份面积之间的比值来识别励磁涌流和内部故障电流。

This produces a waveform of one polarity operating at a frequency twice that of the mains supply.

经过整流后得到的是一个频率为交流电源两倍的单极波形。

The program can achieve a strong wave of mapping function is well-suited to industrial painting waveform.

该程序可以实现较强的绘制波形的功能，很适合画工业波形。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。