查询词典 modulation

Objective The experiment studied the effects of acetylcholine and M-receptor agonist pilocarpine on the electric activities of the pain-related neurons in the locus ceruleus of normal rats,in order to further study the role and the interaction of ACh and LC in the modulation in the algetic sense.

目的 本实验观察大鼠侧脑室内加入外源性乙酰胆碱后，蓝斑核（Locus ceruleus，LC）痛反应神经元的电变化，以及M受体激动剂毛果芸香碱的激动效应，进一步研究ACh和LC在痛觉调制中的作用及其相互关系。

NO has many considerable effects on cardiovascular disease,such as coronary heart disease,heart failure,hypertension,artherosclerosis and thrombosis,because of its function on platelet aggregation prevention and angiotasis modulation regulation.

NO的抗血小板、调节血管张力等功能在心血管疾病，如冠心病、心力衰竭、动脉粥样硬化、血栓形成等的发生发展中起着重要作用。

This paper introduces the realization method of a UWB antipodal modulation generator with LCR to be driven by H bridge circuit of high speed MOSFETS.

而用高速 MOSFET管构成的 H桥电路驱动大电流辐射天线可产生超宽带脉冲信号，并能完成信息的正反调制，对电路用 Pspice8。

Previous studies in our laboratory have shown that hypothalamic arcuate nucleus and locus coeruleus play an important role in pain modulation and acupuncture analgesia.

该研究室以往工作表明，下丘脑弓状核和蓝斑在痛觉调制和针刺镇痛中具有重要作用。

Glutamate mechanism might be involved in the modulation of the electric activities of hypothalamic arcuate nucleus neurons.

Glu、NMDA均可显著增强ARC神经元电活动，在下丘脑弓状核神经元电活动的调节中有Glu机制的参与。

In the thesis, firstly, the design idea and plan of miniaturization of the shallow multi-beam bathymeter were researched. In order to realize the system miniaturization, the redundant reliability might facilitate the multi- equipment interconnection, exchange, operates mutually introduces and designs realizes hardware platform in a body of based on embedded μCLinux system, processing and the interface communication, and completes in view of this platform μCLinux operating system transplant, as well as Bootloader compilation and modulation.

本文主要研究内容是：首先研究了浅水多波束测深仪的设计思想和方案，论文中为实现系统的小型化，高可靠性可以方便多设备互联、互通、互操作引入并设计实现了基于嵌入式μCLinux操作系统的集信息采集，处理和接口通信于一体的硬件平台，并完成针对此平台的μCLinux操作系统的移植，以及相应的Bootloader编写调制。

We studied the bichromatic electromagnetically induced transparency in our new MOT system. The dispersive curve of bichromatic EIT was measured by frequency-modulation spectroscopy.

在新实验系统上进行了双色电磁诱导透明实验，利用频率调制谱的方法测量了双色EIT的色散曲线。

Chapter Three examines some spreading codes and their correlative processing, which is the foundation of spreading modulation and demodulation.Chapter Four, based on the CEBus standard protocol system, stresses the structure of intelligent home networking system, analyzing the working principle of the system, and discusses the realization of PLC module and communication between instruments and PC.

第四章重点阐述了基于CEBus的家庭测控网络系统构成，研究了CEBus标准协议体系与此系统的工作原理，同时深入探讨了电力线扩频载波通信模块的具体实现方法及家庭测控网络仪器与PC机通信的实现，总结了家庭网络应用电力线通信的不足之处。

The development and significance of chaology are introduced firstly. The general requirement of communication system and the application potential in secure communication are expatiated. The chaotic secure communication methods home and abroad are also summarized, including chaos spread spectrum communication, chaos key-shifting, chaos parameter modulation, chaos masking, chaos CDMA. The exiting problems and development direction are also pointed out respectively.

介绍了混沌学的发展过程和意义，阐述了通信系统的一般要求和混沌在保密通信中的应用潜力，综述了国内外现有的混沌保密通信方法，其中包括：混沌扩频通信，混沌键控，混沌参数调制，混沌掩盖，混沌数字码分多址等五大类，指出了各自存在的问题和发展方向。

In this paper, the hybrid management system to calculate the ratio and modulation cholesteric liquid crystal mixture, discuss and study three cholesteric ...

本文通过该混合配比管理系统计算并调制胆甾相液晶混合物，讨论和研究了三种胆甾相。。。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。