公共对象层管理网络服务对象，访问现场总线设备，元件层实现不同现场设备间的互操作。
Networks service object was managed, and the field bus equipments were visited with public target layer. The inter-operation among different equipments was realized with component layer.
网络空间同现实社会一样，既要提倡自由，也要保持秩序。
网络文化是网络技术同现实文化相结合的产物，最终它也不可能脱离现实的存在，它的形成对传统文化的挑战是一种必然。
Net culture is also the production, which is bonded from net technology and culture in reality, and it, not deviating from the reality, will challenge traditional culture at last.
笔者认为，网络主体同现实主体一样享有名誉权，并受法律保护。
The author suggests that the network subject has right of honor as well as realistic subject, and he should be protected by law.
笔者认为，网络主体同现实主体一样享有名誉权，并受法律保护。
The author suggests that the network subject has right of honor as well as realistic subject, and he should be protected by law.
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