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Rated primary current, accuracy and rated output see form. 额定一次电流、准确级及额定输出见表。
Rated primary current, accuracy combination and rated output see form. 额定一次电流、准确级组合、额定输出见表。
With the primary current increasing, the induced emf will be in the reverse direction to that of the current. 随着初级电流增加，感应电动势会与电流方向相反。
When the secondary circuit is open, the core flux is produced by the primary current only. 当次级电路开路时，铁芯磁通量仅仅由初级电流产生。
Rated primary current, accuracy combination, rated output, rated dynamic and thermal current see form. 额定一、二次电流、额定输出及额定动、热稳定电流见表。
With the primary current increasing,the induced emf will be in the reverse direction to that of the current. 随着初级电流增加，感应电动势会与电流方向相反。
Rated primary current, rated voltage ratio, accuracy combination, rated output, rated dynamic and thermal current see form. 额定一次电流、额定电压比、准确级组合、额定输出及额定动、热稳定电流见表。
And the output rectifier diodes can commutate naturally, avoiding voltage oscillation and voltage spike caused by the reverse flow of primary current. 输出整流管能够自然换流，避免了反向恢复造成的电压振荡和电压尖峰。
Through the analysis of the wave of primary current and sub-voltage detected by oscillograph, the malfunction of ignition coil will be diagnosed. 介绍了用示波器检查初级电流和次级电压波形,通过波形分析诊断出点火线圈的故障。
It can test the primary voltage,the primary current,the second DC/AC current voltage.Itself has a load resistance and commuting filter. 3可测初级电压、初级电流、次级电压次级电流，自带一组负载及整流滤波器。
TA iron cores will produce a lot of remanence when fault current is cut, which will make TA reach saturation under the condition of little primary current. 电流互感器(TA)的铁心在故障电流开断时刻，将产生大量的剩磁，这将使TA在较小的一次输入电流情况下就达到饱和状态。
Whereas, if it is supplying the unsymmetric burden, the primary currents will be unsymmetric, but only have negative sequence and no zero sequence. 如果二次侧负载不对称，一次侧电流虽不对称，但仅有负序出现，并无零序分量。
Rated instrument limit primary current 仪表的额定极限一次电流
Influence of Length of Current Electrode in Grounding Resistance Measurement by Fall-of-Potential Method 电位降法测量接地电阻时电流极引线长度的影响
The Influence of Electric Current Electrode on the Melting Depth of Argon Gas Tungsten Arc Welding 电流极性对钨极氩弧焊熔深的影响
The disease is still in its primary stage. 这疾病仍然在初发阶段。
The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
Sure. We are friends since primary school. 当然，我们从小学就是朋友了。
I started primary school when I was 5 years old. 我五岁时开始读小学。
A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。