然而，实际的安培计在输入端开路时的确有一些小的电流。
Practical ammeters, however, do have some small current that flows when the input is open.
如果气隙太小，当触点开路时就会形成电弧，并且电流继续流通。
If the gap is too small, an arc may develop when the contacts open and current continues to flow.
冷切换是指在没有电流流通时开路或闭合开关。
Cold switching is defined as opening and closing the switch when no current is flowing.
切换电流是指继电器在开路和闭合触点时能可靠处理的最大电流。
Switched current is the maximum current that can be handled reliably while opening and closing contacts.
开关断开时，电路开路，电流不能流过。
When the switch is off, the circuit is open and electricity doesn't go through.
即使是低电压充放电，也可能产生大的瞬间充放电电流，这可能会导致电容器性能的损害，比如说短路或开路。
Low voltage charging or discharging may also cause deterioration of capacitor such as shorting and open due to sudden charging and discharging current.
分别采用白炽灯和日光灯作为光源，测量了太阳能电池的伏安特性、开路电压、短路电流、最大输出功率、填充因子、光照特性等基本特性。
Using fluorescent and incandescent as light source, basic features of solar cells such as short circuit current, open voltage, maximum output filling factor and so on were measured.
本文从理论上和工艺上论述了高效率硅太阳电池的研制情况，分析了如何提高硅太阳电池的开路电压、填充因子及短路电流密度的措施。
Measures to increase the open circuit voltage, the fill factor and short circuit current density are discussed both theoretically and technologically for an efficient silicon solar cell.
最后，为了验证全速电流测试的可行性，我们通过利用PSPICE软件对C432电路中的一些故障做了模拟，这些故障包括开路故障、固定故障和冗余故障。
Finally, in order to verify the feasibility of at-speed current testing, by using PSPICE software, some faults were been simulated for C432, which included open fault, stuck fault and redundant fault.
硅太阳能电池等效串联电阻会影响其正向伏安特性和短路电流，而对开路电压没有影响，另外串联电阻的增大会使太阳能电池的填充因子和光电转换效率降低。
The equivalent series resistance of silicon solar cell can influence its straight volt-ampere property and short-circuit current, but have no influence on open-circuit voltage.
分析得到开路故障不会影响系统输出电压，但会明显影响单逆变器模块电感电流和输出电流。
The result is that open circuit fault does not affect output voltage of the system, but it apparently affects inductance current and output current of single module inverter.
一个理想的电流源将提供没有力气短路和方法无限的能源和负载电阻接近无穷大电压(开路)。
An ideal current source would provide no energy to a short circuit and approach infinite energy and voltage as the load resistance approaches infinity (an open circuit).
结果表明： 不同的电镀基材在硫酸铑体系中对其阴极极化的影响不明显； 以镍为基材镀铑时， 具有开路电势低、电流效率低、白度高、结合力好等特点；
The results show that lower open circuit potential and current efficiency, higher whiteness, better coating binding force were found when the substrate was nickel;
电源及能调节交流或直流电流在期望值的5%之内的，控制开路电压到最大20毫伏的路。
Power supply or circuit capable of regulating either alternating or direct current within 5% of desired value, and limiting the open circuit (source) voltage to 20 millivolts maximum.
大于最佳值会导致短路电流的微小上升和开路电压的大幅下降；
The mobility larger than the optimal value will lead to a small increase in the short circuit current.
当开关断开时，电路就形成开路，电流不能通过。
When the switch is on, the circuit is closed and electricity goes through.
集电极开路(晶体管)输出负载可容纳高达100毫安的电流。
An open collector (transistor) output accommodates loads up to 100 mA.
高定格电流以适为高电流电路板。设计特殊导针来预防开路。
High rated current for High current circuits. Designed by special lead wire to prevent open circuit failure.
如果另外有个电压或电流源存在，用仅有减小电流作用的集电极开路开关代替s1。
If another voltage or current source is present, you could replace S1 with an open-collector switch that sinks current only.
如果另外有个电压或电流源存在，用仅有减小电流作用的集电极开路开关代替s1。
If another voltage or current source is present, you could replace S1 with an open-collector switch that sinks current only.
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