1) secondary system
二次系统，二次回路
2) secondary circuit
二次回路
1.
An accident analysis caused by a secondary circuit connection wrong;
一起二次回路接线错误引发的事故分析
2.
Faults frequently found in secondary circuit of circuit breaker and improvements;
断路器二次回路的几点问题及改进
3.
The methods of looking up the fault of secondary circuit;
查找二次回路故障的方法
3) secondary loop
二次回路
1.
Analysis of voltage transformer secondary loop grounding point;
电压互感器二次回路接地点分析
2.
Secondary loop includes current transformer,voltage transformer,secondary wiring,electronic energy meter and burden monitoring units.
二次回路主要由电流互感器、电压互感器、二次回路、电能表及负荷监控单元组成。
3.
In view of occasional erroneous wiring of current often met with in the power industry, the paper discusses the mutual influence among different parameters of current transformers, as well as the effect of erroneous wiring of transformer terminals on the secondary loop current, on secondary load impedance and an the reliability of protection by relays.
针对电力部门工作中经常出现的电流互感器接线错误及二次阻抗过大的问题 ,探讨了电流互感器参数间的关系以及电流互感器两组极性接反所造成的对二次回路电流、二次负荷阻抗和继电保护可靠性的影响。
4) secondary return air system
二次回风系统
1.
The clean operating department applies eight unattached clean air conditioning systems, and applies the secondary return air systems with the constant return air rate.
洁净手术部采用八个独立的净化空调系统 ,采用固定一、二次回风比的二次回风系统 ,洁净手术室送风装置采用阻漏式洁净送风天花。
2.
Primary return air system and secondary return air system are the two kinds of deal with the air in the mixture air system,they both have their advantages and disadvantages.
混合式空调系统中一次回风系统与二次回风系统是两种常见的处理方式,两种方式各有优缺点。
5) TV secondary circuit
TV二次回路
1.
The connection modes of TV secondary circuit are analyzed in detail.
对电压互感器TV二次回路的接线形式进行深入的分析 ,指出TV二次回路不恰当的接线形式 ,将会给暂态过程中的继电保护产生很大的影响 ,存在事故隐患 ,提出了消除影响的措施 :须在开关场将仪表所接TV的中性点与保护所接TV的中性点分开而单独接地。
6) secondary sodium loop
二次钠回路
补充资料：二次回路
在电气系统中由互感器的次级绕组、测量监视仪器、继电器、自动装置等通过控制电缆联成的电路。用以控制、保护、调节、测量和监视一次回路中各参数和各元件的工作状况。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条