查询词典 modulator

The species of extracellular ATP can participate the effect of nerve system not only as the neurotransmitter and modulator but also has a trophic action to glial cell and neuron. It participates in many courses, e.g. cell differentiation and apoptosis, the morphologic change of chondriosome, to stimulate the synthesis and release of cytokine and nerve growth factor. It has a great influence to neurological growth and plasticity.

细胞外ATP类物质不仅可以作为神经递质及调质参与神经系统的功能，还可对胶质细胞及神经元产生营养作用，广泛参与细胞分化及凋亡、细胞线粒体形态变化、刺激细胞因子及神经生长因子的合成及释放等过程，对神经系统的发育及可塑性变化产生重要的影响。

The author introduced the basic principle of this novel modulator and made a comparison between it and traditional method.

介绍了这种锗材料作为调制器代替机械调制方法的基本原理，并且进行了对比研究。

The analysis and design of a vector modulator based on the novel microstrip directional coupler are presented.

本文介绍了一种基于新型微带定向耦合器的宽带矢量调制器。

Graduate School of the Chinese Academy of Sciences,Beijing 100049,ChinaAn adaptive optics retinal imaging system based on liquid crystal spatial modulator was set up and a experiment on lively human eye was made.

搭建了一套基于液晶空间光调制器的人眼视网膜成像自适应光学系统，进行了活体人眼视网膜的初步实验。

It is composed of a modulator and a digital decimation filter.

它主要由∑—Δ调制器和数字降采样滤波器构成。

It consists of a 2-1 cascaded ΣΔ?? modulator and a decimation filter.

它包括一个2-1级联结构的ΣΔ调制器和一个数字抽取滤波器。

A future column will examine how the modulator, digital/decimator filter, and adjustable decimation ratio work.

未来的窗将检测调节器、数字/抽取滤波器和可调节抽取比例怎样工作。

In this thesis, the major study is the design of a switched-current Analog-to-Digital Converter. Both the delta-sigma modulator and the decimator will be discussed separately.

中文摘要本论文主要是在研究切换电流式三角积分类比数位转换器的设计，可将其分为类比的三角积分调变器以及数位的降频数位滤波器两部分个别讨论。

The digital/decimator filter samples and filters the modulator's stream of 1-bit codes and creates a slower multibit code.

数字/抽取滤波器采样和滤除调节器1位代码串，并创建低速多位编码。

Earthworms act as consumer, decomposer and modulator in ecosystem.

虹叫在生态系统中既是消费者、分解者，又是调节者，它在生态系统中的功能具体表现在：(1)对土壤中有机质分解和养分循环等关键过程的影响；(2)对土壤理化性质的影响；(3)与植物、微生物及其他动物的相互作用。

The statistical analysis of this large set of mutations has led us to propose a diagnostic strategy that should help with the molecular work-up of optic neuropathies.

这一大系列基因突变的统计学分析引导我们提出一个诊断策略，可以帮助我们对视神经病变进行分子学的诊断检查。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。