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PartⅡHistidine decarboxylase gene knockout mice potentiates impairment of cued fear extinction induced by morphine withdrawal Previous studies have shown that morphine addiction impairs learning and memory and produces negative emotion.Histamine plays an important modulation on morphine addiction,learning,memory and emotion.

因此，在本研究中我们采用条件性恐惧性记忆和恐惧记忆消除模型，前者是神经生物学上主要研究关联性情绪记忆的模型，后者是人类焦虑性疾病暴露治疗的临床前模型。

The motion dynamics and echo models of the precessing warhead in single frequency are set up. Based on a quantitative analysis on echo spectrum and micro-Doppler modulation of precessing cone, a precession parameter estimation method by echo correlation and spectrum width is proposed. The experiments on data by simulation and darkroom measurement verify the method.

建立了单频信号下雷达观测弹头的进动模型和回波模型，通过对进动弹头回波频谱与微多普勒调制特性的定量分析，提出了利用回波相关方法和频谱展宽估计进动参数的方法，并利用暗室测量数据对该方法的性能进行了实验验证。

Due to the above problems in ascertaining capitalization rates, it can be assumed that capitalization rate is one of the main factors in causing risks in REA. Thus, the ascertaining of capitalization determines the accuracy of profitable housing properties appraisal. On the other hand, it indirectly influences the rationality of the re-composition of capitals and the structural modulation. Furthermore, it influences the legitimate rights of the privies involved in real estate dealings; it influences the standardization of real estate markets; it influences the risks involved in real estate financing; it also influences real estate taxation.

因此资本化率的确定直接影响收益型房地产估价的准确性，间接影响资产重组和结构调整的合理性，影响房地产交易各方当事人的合法权益，影响房地产市场的规范性，影响房地产融资风险、房地产税的征管工作等各方面；而且目前，对资本化率的确定方法并不统一，有着多种做法，有时这些做法的估价结果相差极大，因此，对资本化率进行深入研究是非常有必要的。

The (A~2Π_i)-(X~2Σ~+)(2, 0) band of CN was reinvestigated in the AC glow discharge of CH_3CN with He as the carrier gas using near-infrared concentration modulation laser spectroscopy.

利用近红外差分浓度调制激光光谱技术，我们在氦气和乙腈的交流辉光放电中观测到了CN自由基(A~2Π_i)-(X~2Σ~+)(2，0)带的吸收谱，测量和标识了189条谱线，包括全部12个转动支带。

Research should be pursued to better understand the accurate implication of airway remodelling in disease and its therapeutic modulation.

为了更好地了解在疾病中一旦出现气道重构会带来的后果和针对它的治疗方案，还有必要进行研究。

On the basis of analyzing the oscillatory frequency of crystal oscillator , the general expression of the frequency deviation of crystal frequency modulation oscillator is de rived .

本文在分析晶体调频振荡器振荡频率的基础上，得出了晶体调频振荡器频偏的一般表示式，最佳负载条件下的频偏设计公式和调制级有电流串联负反馈时的频偏设计关系式。

In the first section of this work, modulation by lowering 〓 of red sensitive and green sensitive cone driven light responses of the second-order neurons was studied in the isolated superfused carp retina using intracellular recording techniques.

在本论文的第一部分工作中，我们应用胞内记录技术在分离灌流的鲫鱼视网膜标本上研究了低钙（nominallycalcium-free）对红敏视锥和绿敏视锥向第二级神经元信号传递的影响。

It is often seen in fields of telecommunication, Radar, Sonar and telemetering because of scanning, modulation or sampling.

对于通信、雷达、遥测和声纳等系统中的信号，它们大多具有循环平稳特性，即数字特征是时间的周期函数。

With an optional foot switch (FS01) you can set tempos for delay time and modulation rate.

与择足开关(fs01)定了得你可以调制延迟时间和速度。

With an optional foot switch (FS01) you can set tempos for delay time and modulation rate.

配备可选的脚开关（ fs01 ）您可以设定速度

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。