ptn

Research and Produce of PTN New Kind of Joint Material for Canal

PTN新型渠道接缝材料研制

Application Expectation of Carrier Ethernet Supported by PTN in Power System Communication

PTN支持下的电信级以太网在电力系统通信的应用前景

Discussion on PTN Strategy in Metro Area Network

分组传送网技术在城域网中的应用探讨

The simulation results show it can improve the computational efficiency of PTN mesh topology design .

模拟仿真结果表明，该算法有效地提高了设计满足业务需求PTN网状网拓扑的计算效率。

These for future large-scale construction of PTN and application has the very vital significance .

这些对于今后PTN的大规模建设和应用具有十分重要的意义。

Conclusion Depression of GABA receptor counts be one of important cause of PTN .

结论γ-氨基丁酸受体量减少是引起原发性三叉神经痛的重要原因之一。

Therefore , the introduction of PTN technology provides a platform for carrying MAN multi-service .

因此引入PTN技术为城域网多业务的承载提供了平台。

In this paper , Pt nanoparticles ( Ptn ) were prepared by chemical reduction method .

本论文以化学法合成金属Pt纳米粒子（Ptn）。

As a packet-based network technology , PTN has been widely used in the present networking solutions .

作为基于分组网络的PTN技术，就被广泛的应用在当下的组网方案当中。

Degeneration of intervertebral disc associated with the expression of PTN in rats at different ages

不同月龄大鼠椎间盘退变与多效生长因子表达的关系

PTN technology is essentially a packet-based routing architecture that can provide multi-service support .

PTN技术本质上是一种基于分组的路由架构，能够提供多业务技术支持。

Clock Synchronization and Its Implementation in CE / PTN

CE/PTN中时钟同步和实现的一种方法

For real time services in PTN , the delay requirement can be easily satisfied by the Zigzag method .

对于PTN下的实时业务而言，业务时延要求可以得到很好的满足。

Based on the new requirement on power optical communication network , this paper discusses the necessity of using OTN and PTN technology .

针对电力系统通信业务对光通信网络的新要求，提出在电力通信系统中采用OTN、PTN技术的必要性。

Secondly , weighted PTN based on passenger flow and topologic network are statistically analyzed and empirically studied .

对基于客流量的城市公交无权和加权复杂网络进行了统计分析实证研究。

Tell simply , PTN is the combination of improved data packet technology and carrier-class OAM technique .

简单的讲，PTN可以理解为改进的数据分组技术与电信级OAM机制的结合体。

PTN technology is a packet-oriented next-generation platform which supports the basic characteristic of transport platform .

PTN技术是面向分组的、支持传送平台基础特性的下一代传送平台，分组和传送是其两个最重要的特性。

Finally , a specific PTN networking and planning scenario for Nanjing Mobile is proposed with the analysis of actual project .

论文结合南京移动网络部署工程，研究并给出了具体的PTN组网和业务实现方案。

PtN in zinc-blende structure : An unstable metallic transition-metal nitride compound

闪锌矿结构的PtN：一种不稳定的过渡金属氮化物

Then PTN network planning and security issues are analyzed such as network element planning , service and traffic planning , synchronous and protection .

然后详细分析和讨论了PTN网络规划和安全技术，包括网元层次规划、业务和流量规划、同步规划、不同等级的保护等。

Researched on the classic queue algorithm in PTN , we select the priority queue scheduling algorithm as the object .

通过对PTN中经典队列算法的研究比较，本文将主要研究基于优先级的分组调度算法。

PTN and MK have 50 percent homologues in amino acids .

MK与PTN有50%的氨基酸同源性。

And I expound the smooth evolution of PTN transport network when the technology is changing from 3G to 4G .

同时也对移动技术向4G业务发展时PTN传输网的平滑演进等进行了阐述。

As a new technology that combines transport function and data switching function , MPLS Transport Profile is one of the main ways to realize PTN .

作为一种传送功能和数据交换功能融合发展的新的网络技术，MPLS-TP是实现PTN的主流方式之一。

PTN technology as the mobile communication network in emerging technologies , is carrying IP-based information services in the context of breeding and health .

PTN技术作为移动通信组网中的新兴技术，是在信息业务承载IP化的背景下孕育而生的。

This paper studies each technique of PTN network planning and prediction , and analyzes in detail from business development , business model , network status and other aspects .

本文系统的研究了PTN网络规划及网络预测的各种技术，针对分组传送网，从业务发展、业务模型、网络现状等方面展开了详细分析。

Thedevelopment of equipment ( PTN , router ) has moved forward to multi service bearer , with commercial conditions recently .

设备（PTN、路由器）的发展已出现向多业务承载传送发展的明显趋势，近期已具备商用条件。

The network survivability of oriented packet PTN technology has a higher requirement , so improving the survival performance of T-MPLS network is a must .

面向分组的PTN技术对网络的生存性有着更高要求，所以提高T-MPLS网络的生存性能是必须解决的难题。

PTN flexible statistical multiplexing , strict QoS and time synchronization transmission network telecommunication level ability to meet the needs of the development of the network operators .

PTN灵活的统计复用、严格的QoS和时间同步等电信级传送网能力符合运营商网络发展的需求。

This paper discusses the key technology features , implementation principles of PTN , and introduces the network performance testing method which is based on T-MPLS / MPLS-TP .

文章就分组传送网的关键技术特征、实现技术原理进行了概括的分析，详细介绍了基于T&MPLS/MPLS-TP的分组传送网设备组网性能的测试方法和面临的问题。