查询词典 researched

The static model describes the relationship among user, permission and role and imports integrated inheritance to actualize the relationship between local role and global role. The dynamic model completes access control by session diffluence based on the static model. The actualization for the model is researched based on the analysis of the content and the rule of the model. A self-adapted RBAC wrapper based on agent model is presented according to the heterogeneous databases'demand for wrapper.

该模型比较全面地解决异构数据库系统的局部数据对象和全局数据对象的综合访问控制。I-RBAC模型包括静态模型和动态模型两个部分，静态模型主要描述用户、权限、角色（特别是全局角色与局部角色）之间的关系，动态模型是在静态模型中角色层次关系的基础上通过会话分流实现动态的访问控制。

In addition, some characteristic of the digital channel is researched elementary.

除此之外，还对数字通道的一些特性进行了初步研究。

In this dissertation, digital control method for three-phase inverter is researched.

本文研究了三相逆变器的数字化控制方案。

In this paper,we researched the digital video monitor system based on RS-485 bus,which belongs to the third generation of video monitor system.

本文研究了属于第三代视频监控系统的基于RS-485总线的数字视频监控系统。

Resolution of digital holographic microscopy was theoretically and experimentally researched.

从理论和实验上研究了数字全息显微术的分辨率问题。

The characteristics and optical path difference of beam reflected by cube-corner prism with dihedral angle errors were researched;the CCP with errors acts as a phase screen comprised 6 optical wedges.

分析了角锥棱镜对光束的相位变换作用，带二面角误差的角锥棱镜可等效于6块光楔的组合，其楔角的大小和方向由二面角误差决定。

In this paper, direct modulation technology working at Microwave band is researched.

本文研究的是微波波段的直接调制技术。

By using the computer emulation technique, This paper researched design parameter (the equivalent radial or axial direction stillness , the damp parameter, the bearing pre-tightening force, the span, the extra centralized mass and damp) influence law on dynamical characteristic of the principal axis system, which made a meaningful explorati.

采用计算机仿真技术，研究轴承等效径向刚度与阻尼参数、轴承预紧力、跨距，附加集中质量和阻尼等设计参数对主轴系统动力特性的影响规律，为主轴系统的动态优化设计进行了有意的探索。

During the high-voltage device design, the thick epitaxial layer LDMOS which is compatible with current technology was researched. This device used piecewise VLD and multiple region structure F reduce field layer. The using of the F reduce field layer effectively reduce the surface electric field of the device, shorten the length of its drift region, enlarge the choice of range of the ion implant dose of the P layer, and effectively restrain the disadvantageously affection on the breakdown voltage of the interface charge Qss.

在高压器件研究中对与现有工艺相兼容厚外延LDMOS进行研究，该结构采用分段变掺杂多区P~-降场层，有效降低器件的表面电场，缩短器件的漂移区长度，增大P~-降场层注入剂量的选择范围，并有效地抑制界面电荷Qss对器件耐压的不利影响。

But very few of them are researched and realized by modern discrete signal process method.

本论文首先在第一章总体上介绍了本课题的研究背景和研究意义，并在第二章具体地解释了混沌及其保密通讯的一些基本概念。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。