峰值

In order to improve imaging accuracy, 12 bit A/D converter is used to acquire signals.

为提高成像精度，采用12 bit的A/D转换器采集回波信号峰值。

Analysis of gas absorption coefficient at various pressures.

气体峰值吸收系数随压强变化关系的理论分析。

The program is used for a variety of mixtures of substances absorption spectral data analysis, curve fitting, and by their spectral location of each peak.

详细说明：该程序用来对多种物质混合物吸收光谱数据进行分析，拟合出光谱曲线并且得到其各个峰值位置所在。

The calculated results indicate that the dielectric function, complex reflectivity index and absorption spectra of the crystal are related to the electronic structures of the crystal.

介电函数的虚部、吸收光谱、折射率等的峰值位置存在一一对应关系，这与电子从价带到导带的跃迁吸收有关。

The laser frequency is stabilized by absorption spectrum line of atoms in magnetic field.

这种方法能够将激光频率稳定地锁在原子吸收谱线的峰值处，锁频后激光器不易失锁，用于激光冷却铷原子实验。

This acceleration corresponds to the maximum peak acceleration of the time history used to derive the response spectrum.

零周期加速度和反应谱加速度的最大峰值保持一致性。

The appearance of stress peaks due to the material instability as the strain increases above acritical value is detailed.

详细考察了阶跃应变中由于材料不稳定性造成应变增加时出现的应力峰值。

Computer simulation results show that higher control precision can be achieved by using intelligent integral action, and its relative error is reduced one order of magnitude compared with TM5; using the improvement on target bits allocation, the average decoding PSNR can be increased visibly, and the decoded picture quality can also be improved as scene changes.

模拟实验结果表明：采用智能积分作用能达到很高的控制精度，与TM5相比，相对误差降低了约一个数量级；采用目标编码量的优化分配策略，峰值信噪比有明显提高，而且能改善由于场景切换所带来的对图象解码质量的影响。

Simulation results show that it can achieve high control precision by using intelligent integral action, its relative error is reduced one order of magnitude compared with TM5; using the improvement on target bits allocation, the average decoding PSNR is increased visibly, and the decoded picture quality is improved when scene changes.

模拟实验结果表明：采用智能积分作用能达到很高的控制精度，与TM5相比，相对误差降低了约一个数量级；采用目标编码量的改进分配策略，平均峰值信噪比有明显提高，而且也能改善由于场景切换所带来的对图象解码质量的影响

In the refeeding animals after infusion of sodium propionate, leptin and NPY were fluctuated.

饱食状态下，门静脉灌注丙酸钠后，三种静脉内瘦素和NPY水平均呈现先降后升的变化趋势，在不同的个体，变化范围变异较大，故无统计学上的差异；胰岛素在灌注后，迅速达到峰值，与灌注前相比，差异极显著，且门静脉内胰岛素水平为颈静脉内的2倍以上；皮质醇的水平也迅速升高，峰值出现在45min。

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。