查询词典 modulation

Amplitude modulation network separation process, dot point allocation error, or a net angular distance is less than 25 °, moire began to clear.

调幅网分色工艺，网点角度分配出错，或每一网角距离小于25°，龟纹就开始明显。

By the analysis of muscarinic receptor-mediated currents, the data provide evidence that muscarinic cholinergic mechanisms play a prominent role in the modulation of the excitability of MVNn and also offer a new idea for the efficacy of anticholinergic drugs.

通过对MNVn中M受体通道电流性质的分析，从而进一步揭示毒蕈碱样胆碱能机制在MVNn的兴奋性调节作用，并为临床抗胆碱药物的应用提供新的思路。

As substitute for fluorite lens, a double-layer DOE is used in a long focal-length apochromatic objective lens. The modulation transfer function of this hybrid optical system is suggested for evaluating diffraction efficiency of the multilayer DOE. The results show the diffraction efficiency has a wide and symmetrical distribution in the whole waveband.

利用双层衍射光学元件替代萤石透镜校正混合光学系统的二级光谱，设计并制作了一套长焦距物镜，并利用系统调制传递函数评价了多层衍射光学元件衍射效率，测试结果表明衍射效率在整个设计波段内以较高的数值平均分布。

In physical layer transmission rate optimizing, this paper adopt a Adaptive Modulation and Coding algorithm ARF.

对物理层传输速率优化方面本文提出了一种基于 802.11n 的 ARF 算法。

The timers can be used in various combinations of astable or monostable circuit connections, with or without modulation, for extremely flexible waveform control.

定时器可用于各种非稳和单稳电路的组合中，无论调节与否，都可实现高度灵活的波形控制。

The device further comprises a modulation unit (3) coupled to the heating control unit (2) for producing the control signal in response to an audio signal.

该装置还包括耦合到热控制单元(2)用于响应音频信号产生控制信号的调制单元(3)。

It locks the frequency of the carrier-wave at 35MHz.The stabilization of the carrier-wave can be 4×10-5,the accuracy can be 3×10-5.The frequency modulation and the confection of the carrier-wave are realized by the capacity-changing diode V149 and the integration voltage-control oscillator MC1648 chip.The end power amplifier uses the audion 2SC1970 to make it work in the third magnifying state,it improves the efficiency of the magnifier and the power of the output reaches the design demand.

发射部分采用锁相环式频率合成器技术， MC145152和MC12022芯片组成锁相环，将载波频率精确锁定在35MHz，输出载波的稳定度达到4×10-5，准确度达到3×10-5，由变容二极管V149和集成压控振荡器芯片MC1648实现对载波的调频调制；末级功放选用三极管2SC1970，使其工作在丙类放大状态，提高了放大器的效率，输出功率达到设计要求。

The transmit part adopts the phase-locked loop pattern of frequency synthesizing technology and uses the MC145152 and MC12022 chips to compose the phase-locked loop.It locks the frequency of the carrier-wave at 35MHz.The stabilization of the carrier-wave can be 4×10-5,the accuracy can be 3×10-5.The frequency modulation and the confection of the carrier-wave are realized by the capacity-changing diode V149 and the integration voltage-control oscillator MC1648 chip.The end power amplifier uses the audion 2SC1970 to make it work in the third magnifying state,it improves the efficiency of the magnifier and the power of the output reaches the design demand.

发射部分采用锁相环式频率合成器技术， MC145152和MC12022芯片组成锁相环，将载波频率精确锁定在35MHz，输出载波的稳定度达到4×10-5，准确度达到3×10-5，由变容二极管V149和集成压控振荡器芯片MC1648实现对载波的调频调制；末级功放选用三极管2SC1970，使其工作在丙类放大状态，提高了放大器的效率，输出功率达到设计要求。

PART ONE INVESTIGATION OF THE MOLECULAR MECHANISM OF THE IMMUNO-MODULATION EFFECT OF HALR USING AFFYMETRIX CHIP Objective: Augmenter of liver regeneration is a nonspecific factor that can stimulate hepatocytes proliferation.

第一部分运用基因芯片技术研究hALR的免疫调控作用的分子机制目的：肝再生增强因子(Augmenter of liver regeneration， ALR)是一种非特异性、具有热稳定性、不同于以往已知的促肝细胞增殖的肝细胞再生因子。

Based on the theory of phrase staying and the autocorrelation function, we design better performance nonlinear frequency modulation pulse compression radar.

基于逗留相位原理以及信号的自相关函数，设计了一种性能十分优越的非线性调频脉冲压缩雷达体制。

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。