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The term "fire protection technical service practitioners" as mentioned in these Provisions, It refers to the professional and technical personnel who have obtained the qualification of registered fire engineers in accordance with the law and practiced in the fire technical service institutions, as well as the general operators who have obtained the professional qualification of the corresponding special types of work in the fire industry in accordance with the relevant provisions and are engaged in the maintenance and testing of fire facilities in the fire technical service institutions.一旁的项庄问道：高人？到底是什么人啊？什么人能有这样的本事？范增摇头道：只知道此人名叫韩信，淮阴人，曾经是我军之中的一个执戟郎。翻开了《绝代双骄》的最后一章，郑武深呼吸一口气，心情稍微平静一点后，才看向书页。一九四一年冬，硝烟不散的上海和重庆，陈山被迫卷入风起云涌的谍海漩涡中，他经历与同胞并肩作战，与日谍殊死搏杀，最终一步步成长为坚强勇敢的爱国战士，用热血和青春，在烽烟中砥砺前行！Arbor Networks' Pravail Availability Protection System (APS) is specially designed for enterprises. It provides DDoS attack identification and mitigation functions that can be used after opening packages and have been tested in practice. Such functions can be deployed quickly with few configurations and even in the process of attack occurrence. Pravail APS focuses on protecting the network boundary from threats to availability, especially providing protection against application layer DDoS attacks, and can meet the increasingly severe challenges faced by managers when they are in DDoS attacks. By using a series of countermeasures, Pravail APS detects and blocks DDoS attacks, especially in cloud environment.