pmd

Number comparison, addition and subtraction caused more activation in PMd, and multiplication caused more in PMv.

数字比较 、 加法与减法任务在PMd区域有更多的激活, 而乘法任务则在PMv区域有更多激活.

Results V _ ~ WMA during coronary occlusion ( 15.31±3.06 ml ) was larger than V _ ~ PMD ( 10.31±2.01 ml, P < 0.001 ).

结果冠脉结扎180min时 VWMA[(15.31±3.06 ) ml]明显大于VPMD[ ( 10.31±2.01)ml](P<0.001 ).

The polarization characteristics of fiber are mainly polarization mode dispersion ( PMD ) and polarization dependent loss ( PDL ) .

光纤的偏振效应主要包括偏振 模色散 和偏振依赖损耗.

An adaptive PMD compensation method used in WDM system is proposed, in which a polarization scrambler is combined with principal orthogonal polarization splitting detection to realize multi-channel DOP detection.

提出了一种应用于WDM系统中的自适应偏振模色散（PMD）补偿方法。

Polarization mode dispersion ( PMD ) has a serious obstacle in the development of high-speed optical fiber communication .

偏振模色散 ( PMD ) 已成为 高速光纤通信 系统发展的严重障碍.

Polarization mode dispersion ( PMD) effect in densely dispersion managed soliton ( DDMS) systems is studied by numerical simulations.

以数值模拟的方法研究了密集色散管理孤子（DDMS）系统中偏振模色散（PMD）效应的影响。

The case suffer from horizontal nystagmus 、 growth retardation 、 Muscle tension change 、 head MRI characteristic changes, which meets the PMD clinical diagnostic criteria. 2.

结论：1、本例患儿具有水平眼震，发育落后，肌张力变化与头颅MRI特征性改变，符合PMD临床诊断标准。

Objective To study the effects of humoral and cellular immunity in pathologic progress in progressive muscular dystrophies ( PMD).

探讨体液免疫和细胞免疫在进行性肌营养不良症（PMD）发病过程中的作用。

The activity of serum CPK, LDH, GOT and GPT was determined in 49 case of progressive muscular dystrophy ( PMD).

本文对49例进行性肌营养不良症（PMD）中的DMD、LG、FSH三型进行了血清CPK、LDH、GOT及GPT四种酶活性测定与分析。

Objective To observe CT findings of progressive muscular dystrophy ( PMD) and to evaluate the diagnostic value of CT.

目的研究进行性肌营养不良症（PMD）的CT表现及CT在诊断中的价值。

After purification, the DNA fragment was cloned into PMD-18T vector directly.

扩增产物经纯化后直接克隆到PMD18-T载体系统中，经PCR及酶切法鉴定，所得的重组质粒中含有495bp的片段。

While this kind of data may seem pedestrian ( and perhaps verbose!) compared to PMD, it couldn't be farther from the truth.

尽管与PMD相比较而言，这类数据看起来似乎有些呆板（并且可能有点罗嗦！），但它有它存在的道理。

Polarization mode dispersion ( PMD ) has a major limiting factor long haul high bitrate fiber transmission system.

偏振 模色散 已成为当前发展下一代高速长距离光纤传输系统的主要限制因素.

A pair of PCR primes were designed according to the published sequence of capripoxvirus major antigen p32.The P32 gene was multiplied by PCR and cloned into the pMD-18-T vector, we got the recom-binant bacmid pMD-p32.Then the P32 gene was cloned into the E.

根据发表的羊痘病毒P32基因，设计一对特异性引物，PCR扩增P32全长基因，将其克隆入pMD-18-T载体，获得重组质粒pMD-P32。

Methods The interested segment was obtained by reverse transcription PCR with the designed specific primers, and inserted into pMD-18T vector by T/ A match.

方法设计特异引物，用RT-PCR方法从乳腺癌组织扩增获得目的片段，利用T/A克隆将PCR产物插入pMD-18T载体；

Segment-dividing model is appropriate for research on PMD.

对于PMD的研究，分段模型是较优的选择。

Finally the effect of XPM on order PMD compensation in WDM systems is analyzed.

最后分析了交叉相位调制效应对波分复用系统中一阶偏振模色散补偿的影响.

The classic "tigroid" appearance that is the result of heterogeneous areas of myelination and dysmyelination may be seen on MRI but this finding is not exclusive to PMD.

典型的虎斑状改变是由于正常髓鞘形成的区域和髓鞘形成不良的区域交杂在一起所致，可以在MRI上看到，但是这种改变并不是PMD独有的。

The Method of PMD Compensation Based on DOP Ellipsoid

基于偏振度椭球的PMD补偿方法的研究

Study of Dynamic PMD Compensation System Using Signal DOP as the Feedback Control Signal

基于光信号偏振度的偏振模色散补偿系统的研究

To date , there has been little reported on PMD monitoring in mixed system.

至今, 只有少数的研究报告关于监测偏振合并调制系统中的偏振色散.

Thirdly, we quantify the power penalty caused by the PMD in optical subcarrier multiplexing ( OSCM) system with amplitude shift keying ( ASK) and binary phase shift keying ( BPSK).

第三，对采用不同调制格式（包括幅移键控和二进制相移键控）的光副载波复用（OSCM）系统中，PMD引起的功率代价进行了量化。

PMD Compensation Using Two Segments of PMFs

利用两段PMF的PMD补偿法

Several methods for measuring PMD based on time-domain and frequency-domain are introduced, of which a new method& modulation phase shift technique is also presented.

介绍了时域法与频域法的几种偏振模色散（PMD）的测量方法，其中包括了一种新的测量方法&调制相移法。

Results V _ ~ WMA during coronary occlusion ( 15.31±3.06 ml ) was larger than V _ ~ PMD ( 10.31±2.01 ml, P < 0.001 ).

结果冠脉结扎180min时 VWMA[(15.31±3.06 ) ml]明显大于VPMD[ ( 10.31±2.01)ml](P<0.001 ).

The concept and description method on PMD and techniques for PMD measurement and compensation are introduced.

介绍了偏振模色散的概念、述方法以及测试和补偿技术.

Realization and Performance Analysis of PMD Compensation Based on DOP Detection

基于DOP监测的PMD补偿的实现与性能分析

Automatic measuring system for polarization mode dispersion ( PMD ) was introduced based on improved Poincar é sphere method.

阐述了邦加球法测量偏振模色散 ( PMD ) 的原理,介绍了基于改进的邦加球法开发的PMD测量系统 和测量实验.

Genomic DNA was extracted from peripheral whole-blood of four Camelus bactrianus respectively. The PrP gene was amplified by polymerase chain reaction using a pair of primers, and then cloned into pMD 18-T Vector.

分别从4峰双峰驼全血中提取基因组总DNA，用所设计的引物扩增了细胞型朊蛋白（PrP）基因，并克隆到pMD18-T载体。

Method The recombinant plasmid pMD 18-T-gG was constructed as HSV-2 DNA standard for quantitative analysis.

方法构建重组质粒pMD18-T-gG作为标准品.