DMR

Research on Transmission Technology of Physical Layer in DMR Digital Handset

DMR数字端机物理层传输技术的研究

Research and Development of RF Module for DMR Digital Terminal

DMR数字端机射频模块研究与开发

First , briefly describes the evolution , technology characteristics and market development prospects of DMR equipments .

首先介绍了数字对讲机的发展历程、技术体制特点以及市场发展前景。

When using DMR based packages , certain reports that group on attributes may produce different output .

使用基于DMR的包时，对属性分组的某些报告可能会生成不同的输出。

See DMR note below for more information .

参见下面的DRM说明了解更多信息。

The results demonstrate that DMR has good performance in various traffic load conditions of switching fabrics .

模拟结果表明，DMR算法在交换网络的各种负载状况下均具有较好的性能。

This paper introduces a RF module which specialized apply to the DMR digital terminal .

本文提出并设计了一种适用于DMR数字集群通信的射频模块。

The paper made a closed study and analysis about call-controlling layer of the DMR communication protocol .

基于此，本文对DMR通信协议的呼叫控制层进行了分析和研究。

Vendor Specific Relational Functions in a DMR Report

DMR报告中的特定于供应商的关系函数

And secondly , the layer architecture of the DMR protocol and functions of all layers were presented .

接着介绍了DMR通信协议的分层结构及各层实现的主要功能。

Others systematically discussed the test items , methods and significance of the RF conformance testing of DMR equipments .

系统详细地论述了数字对讲机射频一致性测试的测试项目和测试方法。

Finally , the thesis conducts a brief analysis of uncertainty of RF conformance testing system of DMR equipments .

最后，.我们对射频一致性自动测试系统的测试结果做不确定度分析。

ETSI has the DMR standard changed several times , so that the standard has been improved gradually .

ETSI通过对DMR标准进行了多次修改，使该标准逐步得到完善。

The work mode of Delay Mapping Receiver ( DMR ) is analyzed and one of the flight tests results is taken .

分析了延迟映射接收机的工作模式，给出了某次飞行试验的数据分析结果。

This platform has the universal and flexibility feature , which satisfies the DMR digital walkie-talkie development .

该平台具有通用，灵活的特点，用于满足DMR数字通信终端开发的需要。

The experimental results show that NF-QoS can balance system utilization and DMR reasonably , and effectively enhance the system QoS fairness .

实验结果表明，NF-QoS不仅合理地协调了系统利用率和截止期错失率，并且有效地提高了系统的QoS公平性。

In this paper , we firstly give the technical characteristics of DMR Trunking system , TDMA frame structure and time slot information format .

本文首先阐述了DMR集群系统的技术特点，TDMA帧结构及时隙信息格式。

And the test results show that the verification system meets the DMR protocol standard , and complete digital radio single call and group call feature .

最后对验证系统进行了功能和通话测试，测试结果表明该验证系统满足DMR协议标准，完成了数字对讲机单呼和组呼功能。

Conclusion DMR is an important and reliable method in diagnosis of ACL injury and can help the surgeon make the scheme of operations .

结论四肢关节专用低场强MRI是临床诊断膝关节前交叉韧带损伤的一种重要、可靠的主要检查手段。对临床医生制订手术方案有重要意义。

Device master record ( DMR ) means a compilation of records containing the procedures and specifications for a finished device .

设备总账（移民和难民事务部）指汇编纪录载程序和规范成品装置。

Since this document is focused on relational sources , the following techniques imply DMR packages , but also apply to OLAP data sources .

由于本文档重点关注关系型数据源，以下技术可用于DMR包，也可用于OLAP数据源。

Firstly , the principle of Time Division Multiplexing technology that is adopted by DMR is studied , and synchronization problems required in TDM system are analyzed .

首先，研究了DMR标准中采用的时分复用技术和原理，并分析了时分复用系统中所需要的同步问题。

DMR ( Digital Mobile Radio ) is the latest digital mobile communication system which the ETSI ( European Telecommunications Standards Institute ) is developing .

DMR（DigitalMobileRadio）是欧洲电信标准协会正在完善的最新专业数字通信系统。

When using OLAP or DMR based packages , reports which contain summary filters in a sectioned crosstab will produce the following error

使用基于OLAP或DMR的包时，在分区的交叉表包含摘要过滤器的报告将生成以下错误

When the traffic pattern is uniform , DMR out-performs random routing and has equivalent performance with e-cube routing .

DMR在负载较均衡的情况下性能优于随机路由算法，与维序路由算法相当；

DMR is the concept of adding dimensional information in a Framework Manager model to allow for OLAP-Style querying on the underlying relational source .

DMR是在FrameworkManager模型中添加维度信息以便在底层关系型数据源中使用OLAP-Style查询的概念。

Rework means action taken on a nonconforming product so that it will fulfill the specified DMR requirements before it is released for distribution .

进行返工处理方式所采取的行动对不合格品，所以它会完成指定的移民和难民事务部的要求，才予以公布发行了。

The hardware platform and higher layer software have the universal and flexibility features , which satisfy the DMR digital walkie-talkie and digital mobile trunking system communication development .

该硬件平台以及高层软件开发具有通用、灵活的特点，可以用来满足DMR数字通信终端的开发并为数字移动集群通信系统的发展做出了相应的贡献。

The powder activated carbon-diatomite biologically enhanced dynamic membrane reactor ( PAC-DE DMR ) is designed for low turbidity raw surface water treatment .

本实验将粉末活性炭-硅藻土生物强化动态膜反应器用于处理低浊地表水源。

Distal rectum resection longer than 2 cm and DMR resection exceed 5 cm may be one of standard of anal sphincter reservation .

远端直肠可切除不小于2cm，系膜不小于5cm或系膜全切除可以作为保肛手术标准之一。