In this paper discusses mainly the possibility and means which make up harms to the network resources, and network security as well as policy, then introduces network security Architecture.
本文主要讨论了对网络资源构成危害的可能性及其手段等网络安全性问题，说明了网络安全体系结构及其技术。
2
The paper discuss the meanings, forms, harms, countermeasures of the network information pollution.
本文就网络信息污染的涵义、表现形式、危害、治理对策进行了探讨。
3
This paper discusses and analyzes on the effects and harms of the harmonic magnetic field and harmonic current on the electromotor in electric network.