...TT system; TN system ; earthing protection ; over-current protective devices; residual-cu[gap=380]关键词】 IT系统；TT系统；TN系统；接地保护；过流保护装置；剩余电流动作保护器RCD；多级防护；安全管理- u+ `* u1 e1 o/ r, z( O1 T ..
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tt-system tt系统
TT&C system 测控系统
TT coordinate system TT坐标系
UCB TT&C system C频段统一测控系统
USB TT&C system S频段微波统一测控系统
A map-based control method and a proportional-integral-derivative control algorithm are designed to control the EPS-TT system.
为控制EPS-TT系统设计了线圈载体控制法和比例积分微分控制算法。
The use of PE line in TN system and TT system is analyzed, and the characteristics of lighting return circuit in residence and the advantages of adding PE line are discussed.
对PE线在TN系统与TT系统中的作用进行了分析，讨论了住宅内照明回路的特点及增加PE线后的优点。
It will not only boost up the system security and the service retractility, but also have anti-destroy character to improve the viability of TT&C system efficiently in war field.
集群技术应用于军事测控系统，不仅可以增强其系统可靠性、性能价格比和服务伸缩性，而且其抗摧毁特性能够有效提高军用测控系统的战场生存能力。
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