The structure of the system, mail service protocols, mode of messaging, allocation of mailboxes as well as personal security for authentication and access control measures are discussed in this paper.
文中论述了该系统的结构、邮递服务协议、邮递方式、信箱的管理及信件的保密和存取控制手段等问题。
The purpose is to enrich the control mode of aerocraft, to lighten the pilot handling intensity, to improve manipulative speed and security.
研究目的是丰富飞行器控制方式，减轻飞行员操作强度，提高控制速度和安全性能。
The conclusion may help to the optimized choice of the basic control strategy under the complex operating mode and guarantee the security operation of the whole system.
所得的结论可以为并联混合型有源滤波器在复杂工况下基本控制策略的最优选择提供有效的指导，确保滤波装置的安全有效运行。
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