The concept of watermarking channel is presented , and the difference between watermarking channel and communication channel is discussed 实验结果表明，本文提出的模型及分析结果对设计信息隐藏系统具有一定的指导意义。
A feature information model is proposed to combine the design information and the geometric information of turbine blade in a same model 本文提出了涡轮叶片特征信息模型，将涡轮叶片的设计信息和几何信息有机的统一在了一起。
The isomorphic attribute is an effective way to transmit and accept design information , and then make innovative activity of design go on wheels 事物的同构性质是设计信息能够实现传播和接受的有效条件，并能够确保设计创新路途通畅。
Finally , a conceptual design information model is built , which , being fully formalized , record the history of conceptual design and support its reuse 最后建立了实现充分形式化并记录概念设计历史的概念设计信息模型，它支持概念设计重用。
The task is decomposed to several sub - tasks . the design information of different sources is integrated by binding the sub - task with it ' s schema 基于子任务级进行任务划分，绑定子任务和描述该子任务的schema ，实现不同来源设计信息的集成。
To a nuclear weapon designer , there is a vast difference between having obtained " design information " [ cox ] about a specific weapon and " design concepts " [ experts ] 对于原子武器的设计者来说，特殊武器的“设计信息”和“设计概念”有很大的不同。
Product data management ( pdm ) is the supported environment in enterprise that can manage all information and all process in the product lifecycle 产品数据管理是企业设计信息的支撑环境,它管理着产品生命周期的所有数据,控制着产品的整个设计过程。
Based on these problems , the dissertation has put forward the contemporary capp information management strategy - plm - oriented web - based collaborative process planning 对此，本论文提出了现代工艺设计信息管理策略? ?面向产品全生命周期的web协同工艺设计。
( 2 ) conceptual design information modeling the content and representation of non - geometric and geometric information in conceptual design information have been studied ( 2 )概念设计信息建模研究了概念设计信息中非几何信息和几何信息的具体内容和表示方法。
The major mode of network - based design is also studied and further more derive the safety problem of the design information during the process of delivering with the information 并对主要的网络化设计模式进行了研究并进而引出了设计信息交互过程中的安全性问题。
