电网调度是电力安全生产管理的核心，对电网运行实行“统一调度、分级管理”的原则。
Power grid dispatch is the core of safe electricity producing and management, obeys the principle of "dispatch centrally, manage by classification".
因此将建筑物进行客观、准确的消防安全分级对消防监督管理、消防力量的配备、消防法律法规的制定等具有重要的指导意义。
As the result, giving architecture an accurate fire safety grade is significant to fire control work, fire crops' preparing, and establishment of fire laws.
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。
As to network safety, digital signature, ca authentication and graded custom management have been applied to insure the safety and efficiency in the network running and transferring.
同时，系统对用户进行了分级管理，提高了系统的安全性。
Meanwhile, the system grades the users to enhance the system security.
本文应对这种煤矿安全管理与工伤保险风险评估的需要，对全国29个大型煤矿进行工伤保险的安全分级评价调查研究。
The dissertation focused on the Coal Gas and Grime Explosion accident, applying the model to evaluate the grade of 29 mines.
基于天气状况合理分级，提出了不同气象层级下的交通安全管理方案和限速方案。
The paper is based on the classification of weather conditions, giving the Suggestions of management of traffic safety and speed limit under different weather conditions.
基于天气状况合理分级，提出了不同气象层级下的交通安全管理方案和限速方案。
The paper is based on the classification of weather conditions, giving the Suggestions of management of traffic safety and speed limit under different weather conditions.
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