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".

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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.

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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.

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