As to network safety , digital signature , ca authentication and graded custom management have be en applied to insure the safety and efficiency in the network running and transferring 在网络安全方面，运用数字签名、 ca认证和用户分级管理体系确保系统在网络运行中的安全性和网络传输的有效性。
The state shall execute multi - level administration over foreign investment and the local governments may examine and approve the extablishment of noon - restrictive projects within entrusted authority limit 审批权限国家对外商投资实行分级管理，地方政府可在授权权限内自行审批设立非限制性项目。
Its general character is high convergence , and its main characters : unifying lead ship ; . classifying administration ; advocating school run by people ; belonging to the department and district 它的总体特征是高度集中，其主要特征：统一领导，分级管理；大力提倡民办学校；条块分割，部门、地区所有的色彩严重。
Article 21 the control of rivers and lakes shall follow the principle of unified control in line with water systems combined with control at different levels in order to strength the protect ion and ensure the smooth passage 第二十一条河道、湖泊管理实行按水系统一管理和分级管理相结合的原则，加强防护，确保畅通。
The users are managed based on roles and grades , the types of users are : anonym , student , teacher and administrator , implement secure management by setting access control privilege specially 用户管理采用基于角色的分级管理模式。将用户主要分为匿名用户、学生、教师和管理员四种类型，通过对其分别设置访问控制权限来实现安全访问和管理。
As the reform in elementary and secondary education has been put in to practice overwhelmingly , there are a lot of problem from the system of elementary and secondary educational administration and management have arisen 随着我国基础教育改革如火如荼地开展，以“地方负责，分级管理”为原则的基础教育行政管理体制也遭到教育实践中不断出现的问题的挑战。
The finance system of traditional compulsory education from 1949 to 1980 adapted to its corresponding finance system , it experienced the large development from " income and expenses unified " to " lead ship unified ; administration classified " 从1949 ? ? 1980年我国传统的义务教育财政体制与其期间的财政体制相适应，经历了统收统支到统一领导、分级管理这两次大的演变。
International networking shall subject itself to the administration by level , that is , interconnected units , access units and subscribers are under the administration by level , and meanwhile international inward and outward channels are subject to the unified administration 国际联网实行分级管理，即：对互联单位、接入单位、用户实行逐级管理，对国际出入口信道统一管理。
