As a complex process, infiltration and metastasis of malignant tumor is associated with motility, motility factor with its receptor, signal transduction, hereditary defect, tumor metastasis-related gene and tumor suppressor gene.

The children born in the family which have had a hereditary defect child are 100% normal.

遗传病残儿家庭二胎100%出生正常。

Ethical Exploration on Hereditary Defect Investigate and Research

遗传性缺陷调查研究的伦理问题探讨

The results indicated that most restorer lines clustered as one type with large keep close degree and small hereditary difference due to inter-crossing and complex& crossing.

结果表明，由于品种间的相互杂交和复式杂交，大部分恢复系材料间的贴近度已很大，遗传分歧性变小，聚为一类。

The DNA marker technology is a new technology of measuring the hereditary difference, especially RAPD marker is more extensive in technical application, DNA quality is the key to guaranteeing that RAPD is analysed successfully.

DNA分子标记技术是检测遗传差异的一项新技术，特别是RAPD标记技术应用更加广泛，DNA质量是保证RAPD分析成功的关键。

The network architecture, core function, key technology for the automatically switched optical network ( ASON) are analyzed. The involved problems and developing direction are discussed for network evolvement and development of ASON.

分析自动交换光网络的网络构架、核心功能和关键技术，阐述自动交换光网络演进和自动交换光网络发展中要注意解决的若干问题，指出了其发展方向。

Research on Automatically Switched Optical Network and the Control Plane Technology of It

自动交换光网络及其控制面技术研究

The achievements made by international standardization organizations, such as ITU-T, IETF and OIF, on the Automatically Switched Optical Network ( ASON) routing technologies including the standardization procedure and interoperability demo& testing, are overviewed.

文章对国际上各个标准组织，如ITU-T、IETF和OIF，在自动交换光网络（ASON）路由技术方面的进展情况进行了介绍，包括标准制订工作流程和互通演示测试等方面；

The meaning of high capacity needed by ASON ( Automatically Switched Optical Network) is explained at the beginning, and the realization scheme using E-O-E is chosen.

首先说明了ASON大容量交叉的意义，确定了利用电-光-电的交叉实现方案。

The optical virtual private network ( OVPN) is a new value-added service that provided by Automatically switched optical network ( ASON). More Agility of OVPN would be achieved with the control plane of ASON.

光虚拟专用网（OVPN）是自动交换光网络（ASON）的一种新兴的增值业务，ASON控制平面使得OVPN的实现更加灵活。

Study of Automatically Switched Optical Network External-NNI

自动交换光网络E-NNI研究

The Automatically Switched Optical Network ( ASON) is regarded as a model of the next generation optical network. The signaling-based Distributed Call and Connection Management ( DCM) of control plane in ASON is the key to the intelligent optical network.

自动交换光网络（ASON）已经成为下一代光网络的发展方向，而其控制平面基于信令控制的分布式连接管理功能则是实现光网络智能性的关键。

The ASON ( Automatically Switched Optical Network) as a new OSN ( Optix Switch Network), is gradually known by people due to its huge development space and potential.

ASON（自动交抉光网络）作为新一代光网络，以其巨大的发展空间和潜力，逐步被人们所认识。

With the development of information technology, especially the strong promotion by the Internet to traffic increment, new and higher requirements of the modern optical network are needed. Then the automatically switched optical network ( ASON) was proposed.

随着信息领域相关技术的发展，尤其是Internet对数据业务增长的强大推动，人们对现代光网络的功能提出了新的、更高的要求，自动交换光网络（Automatically Switched Optical Network，ASON）应运而生。

Automatically Switched Optical Network Management Plane Technology

自动交换光网络管理平面技术

Automatically Switched Optical Network ( ASON) is a promising network infrastructure.

自动交换光网络（ASON）是智能光网络发展过程中较有前途的网络结构。

The next improvement of MSTP is to add an Automatically Switched Optical Network ( ASON) control plane and the bandwidth should be well assigned for the transport plane and control plane to support data services.

MSTP的进一步发展是加载自动交换光网络（ASON）控制平面，但要注意在支持数据业务的情况下，传送平面和控制平面在带宽调整方面的协调性；

The Automatically Switched Optical Network ( ASON) can configure the network intelligently according to the type and traffic of service and the network sources, so gives the optical network the ability of providing configurable bandwidth and dynamic end-to-end connection management.

自动交换光网络（ASON）可依据网络资源和业务类型及流量对网络进行智能化配置，赋予了光传送网实时提供可配置带宽和动态的端到端连接管理能力。

Application of Military Network on Automatically Switched Optical Network

自动交换光网络在军用网络中的应用

In this paper, the GMPLS ( Generalized Multi Protocol Label Switching) based ASON ( Automatically Switched Optical Network) test-bed is introduced.

文章介绍了清华大学自主研发的基于通用多协议标签交换（GMPLS）协议的自动交换光网络（ASON）试验平台。

Development of Automatically Switched Optical Network International Standards

自动交换光网络国际标准的发展