Novel digital electro-optical secondary circuit, which defines the link between digital output from IMU and secondary device through optical communication network, is one of important research topics of this thesis.
并探讨了二次回路通信网络安全性和可靠性问题。 在光电数字化二次回路的基础上,智能二次设备将以数字网络形式获取其所需要的信息。
参考来源 - 光电传感数字化及其继电保护技术研究CMF is composed of first device and secondary device. First device includes vibrating tube, exciter and sensor.
科氏流量计由一次仪表和二次仪表组成，一次仪表部分包括振动管、激振器和传感器等；二次仪表的任务是对传感器的输出信号进行处理，通过测量其相位差的大小来计算流量。
参考来源 - 科氏流量计信号处理系统的研究与实现Relay protection and fault information system (RFIS) is monitoring, controlling and managing of secondary device. It is a technology support system as well as an information support, fault analysis, diagnosis and decision system.
继电保护及故障信息系统是对二次装置进行监测、控制、管理的技术支持系统,同时又是对电网故障进行信息支持、故障分析、诊断的决策系统。
参考来源 - 基于双通道备用的继电保护及故障信息系统研究·2,447,543篇论文数据，部分数据来源于NoteExpress
This could be a secondary device for those users, geared more for their leisure than productivity.
这可以为这些用户的辅助设备，适合他们比生产力休闲的。
The apparatus includes a stacked plurality of devices including a master device and at least one secondary device;
堆叠的多个器件，包括主器件以及至少一个副器件；
In WiTricity’s demo, the company embedded metal coils in an iPhone and in a secondary device that resembled a large radio antenna.
在展示中，该公司将金属线圈嵌入一部iPhone和另一部看似大型收音机天线的设备。
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