查询词典 Pulse

Methods 2.1 The experiment about changing electricic pressure values into the pulse-taking pressure values of making pressure standars of sphygmograph. Putting 1g、2g、5g、10g、20g、50g、100g、140g weights on the black1 probe and the black2 probe of NX-3 multifunctional sphygmograph ,putting 1g、2g、5g、10g、20g、50g weights on the purple probe of NX-3 multifunctional sphygmograph. Then we noted the the different pressure numerical value when putting none and different weights on the probes to prove the liner relationship between them. 2.2 Setting up wiry pulse model in achy rabbits We operated on the non-drugged state rabbits, exposure the carotid.

2.1 关于电学压力值与实际压力值换算的脉图仪压力定标实验：NX—3 多功能脉图仪黑色探头 1 和黑色探头 2 上放置 1g、2g、5g、10g、20g、50g、100g、140g砝码，NX—3 多功能脉图仪紫色探头放置 1g、2g、5g、10g、20g、50g 砝码分别记录两种脉图仪共三个探头其空载、探头上放置砝码时脉象采集仪上所显示的取脉压力值，验证砝码重与取脉压力值的线性关系。

Pulse power system has been widely used in high technology fields, whose developing direction is high storage density, light weight and small volume. Its kernel problem is to establish a pulse power storage system with high storage density. High storage density capacitor is one of the important research projects.

脉冲功率系统已应用于许多高科技领域，向高储能密度、轻量化、小型化等方向发展，其核心问题是建立高储能密度的脉冲功率储能系统，而高储能密度电容器是主要的研究对象之一。

This idea rooted in the supposal that combustion pressure is a pulse force and the characters that wavform parameters are sensitive to pulse .

这思路来源于将柴油机作功冲程的爆发力近似看成一个脉冲激励的假设，以及波形参数对脉冲激励敏感的特点。

Through conducts the summary research to the ore deposit, each economic indicator table Ming dynasty printed books ore deposit\'s development has the good economic efficiency and the social efficiency, the opportunities for investment is good, south An Bali in the ore power scope 305 to take sb\'s pulse groups and in 360 to take sb\'s pulse group 8-35 scopes may change over to sifts the work, for next step changes over to the substantive development to lay the foundation.

本文主要针对矿床勘查普查阶段的研究，对其氧化带的圈定无正确资料，需在下步施工斜井等专项工程中正确圈出氧化矿，以保证资源的可信度和财务预算的正确度，这是作者今后要努力的方向。

Combined with the decorrelation technique by pulse-to-pulse carrier frequency hopping, the proposed algorithm is used for preprocessing and can greatly lower the SNR threshold of superresolution implemented in frequency domain.

在该算法的基础上，结合脉间跳频回波去相关的设计，我们提出了在频域实现超分辨处理的有效方法，从而大大降低了超分辨处理的SNR门限。

The inactivation efficiencies of spark gap switch pulse source and thyratron pulse source matched with reactors were compared. In addition, the effects of humic acids on both PEF and NTP inactivation were studied. The results revealed that the NTP was more prone to be affected by organic compound.

其次，以饮用水为研究对象，系统的考察了PEF和NTP消毒时，单脉冲能量的影响和连续流条件下的杀菌效果，比较了火花隙开关电源和闸流管开关电源与反应器匹配的杀菌效果，研究了天然水体中存在的腐殖酸对PEF和NTP杀菌效果的影响，结果表明水中的有机物对NTP杀菌的影响很大。

The drift and jitter of the output pulse are important parameters of the stability.The experiments and analyses based on homemade VE-4073 thyratron show that the combined effects of DC heating thyratron and two-pulse triggering technique can greatly reduce the drift and jitter of the pulser output.

利用国产VE-4073氢闸管进行了分析和实验研究，通过采用直流加热氢闸管灯丝和氢储存器，以及精确、稳定的双脉冲触发技术，大幅减小了开关脉冲发生器触发延时的抖动和漂移，48 h内开关脉冲发生器输出漂移仅6.1 ns。

In recent years, cold cathode thyratron KN-22 is widely used in circuit, but here KN-22 is replaced by MOSFET. The circuit with MOSFET has stable and credible performance, it can output a pulse of -6.6～-8kV and the pulse width can be adjusted from 5ns to 10ns.

应用冷阴极闸流管KN-22作为开关线路比较广泛，但近年来我们改用MOS场效应管线路代替KN-22，该线路性能稳定可靠，输出脉冲幅度为-6.6～-8kV，脉冲宽度5～10ns可调，触发晃动小于0.5ns，触发延时30～40ns，单脉冲选出率为100%。

The locomotive adopts chopper main circuit of 4 uncombined phases and a control mode featuring accessory pulse generated firstly, main pulse secondly, and central phase shifting of the 4 phases.

该车采用了4相不重的斩波主电路和先发副脉冲、后发主脉冲及4相集中移相的控制方式，并特别试制了适用于斩波的滤波电容器及换相电容器。

On the other hand, with the purpose of fuzzy feature extraction and fuzzy classification device design, the undulatory property of maximum and minimum scattering power corresponding respectively to the maximum and minimum eigen-polarization has been investigated in frequency domain. Furthermore, the anisotropy polarization degree of target, which is determined by both maximum and minimum scattering power of target, has been studied; meanwhile, the dynamic changing characteristic of eigen-polarization on Poincare polarization sphere has been investigated by means of the conception of polarization frequency stability, the research result shows that PSD value has a big jump near π, forming a sharp pulse, and different target has their individual distribution property of PSD pulse.

另外，围绕目标模糊特征提取及模糊分类器的设计，研究了目标最大、最小本征极化所对应的目标最大、最小散射能量随观测频率的起伏特性，考察了由目标最大、最小散射能量共同决定的目标的各向异性极化程度；同时，采用极化频率稳定度的概念，研究了本征极化在Poincare极化球面上的动态变化特性，在最大、最小散射能量相等的频率点上，PSD曲线呈现为幅度接近π值的尖锐脉冲，反映了目标极化散射结构对这一频率跳变极为敏感，但不同目标的这种PSD曲线特征又有很大的不同。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。