与此类似,电流灵敏度为10fa,则意味着只有大于该数值的电流变化才能探测出来。
Similarly, a current sensitivity of 10fa implies that only changes in current greater than that value will be detected.
与静电计相比,皮安表具有类似的低输入端压降,相同或稍快的测量速率,较低的电流灵敏度和低廉的价格。
When compared with an electrometer, a picoammeter has a similar low voltage burden, similar or faster speed, less sensitivity, and a lower price.
采用含有丰富谐波分量的窄脉冲电流作为励磁信号对非晶丝直接励磁,使传感器具有灵敏度高、响应快的优点。
The magnetic sensor has characteristics of high sensitivity and quick response due to the amorphous wires excited directly by sharp pulse train current containing amount of harmonic signals.
讨论了系统的机械灵敏度及隧道电流与隧道电极间隙的关系。
Mechanical sensitivity and relation between the tunneling current and the distance of electrode are discussed.
同时利用CMOS多谐振荡电路产生窄脉冲电流序列对前面处理过的非晶带进行激励,制作成灵敏度高、稳定性好、功耗低的弱磁场传感器。
A sensitive, stable and low power consumption magnetic sensor is constructed using a CMOS multivibrator circuit, in which a sharp pulse train current is applied to the treated amorphous ribbon.
同时,采用了较为精确的过剩噪声系数表达式,给出了灵敏度与暗电流的关系曲线。
In the meanwhile, with using more accurate expression of the avalanche excess noise factor, we give a relation schema between sensitivity and dark current.
得到了系统方程式和有关瞬态响应、稳态响应、单位弧度稳态偏转的线圈电流电压、稳定性、灵敏度等的公式,并探讨了设计中的某些问题。
The general equation is presented and various formulas are derived and plotted and discussed, which described the transient response, sinusoidal response, stability, sensitivity, and etc.
所以输出电压可以用来度量输入电流,总的灵敏度由反馈电阻器(RF)决定。
Thus, the output voltage is a measure of input current, and overall sensitivity is determined by the feedback resistor RF).
超微电极测试技术作为一种重要的测试技术,在超微电极上扩散速度快,电极表面电流密度高,测定的信噪比高,从而可提高测定的灵敏度。
The ultramicroelectrode possesses many advantages, such as rapid diffusing speed, high electrical current density, high signal-to-noise, accordingly, it can help to improve the detection sensitivity.
通过对三条曲线的综合分析,得出控制电位为0。50v时传感器的电流响应线性度好,灵敏度高。
By integrated analysis of curves, when controlled potential is selected at 0.50v, the current responding of the sensor has a better linearity and higher sensitiveness.
以较高的灵敏度和抗干扰能力测得了扩散型真空电弧的弧后电流值;
It is suitable for diffused vacuum arcs and of fairly high sensitivity and good anti-interference ability.
分析还表明,若考虑次级线圈的铜电阻和耦合电容的容抗,用次级线圈匝数的倒数及其二次项表示电流输出型磁通门的灵敏度具有更高的精度。
The analysis also shows that using reciprocal turns and its square to describe the sensitivity can be more precise, if the copper resistance and the impedance of the coupling capacitor are considered.
该保护方案的灵敏度不受过渡电阻、雷击、故障类型、负荷电流、系统运行方式等因素的影响。
The sensitivity of the proposed protection scheme is not impacted by the factors such as transition resistance, lightning stroke, fault type, load current and operating mode of power system.
光电阴极的构成决定光谱响应、每种波长的量子效应、光电倍增管灵敏度的均一性和暗电流。
The photocathode composition determines the spectral response, the quantum efficiency at each wavelength, the overall uniformity of photomultiplier sensitivity, and the dark current.
仪器中设计了大电流低频交流恒流源,高灵敏度前置放大器,并用单片机软件代替了大量电子线路的功能。
We designed a large current AC constant current source of low frequency, and an electronic preamplifier with high sensitivity for the use of the instrument.
因此,考虑平衡节点的电流叠加法较考虑平衡节点的灵敏度算法更优越。
Therefore, a slack bus consideration of the current superposition arithmetic is superior to a slack bus consideration of the algorithm based on the sensitivity theory.
采用电磁感应原理设计出宽频高灵敏度脉冲电流传感器。
Based on the electromagnetic induction principle, wide band and high sensitivity current sensor was developed.
主要介绍对供电系统中过电流保护装置灵敏度的要求,以及提高过电流保护装置灵敏度的措施。
The article introduces demands for sensitivity of the over-current protection in power network and also deals with the measurements to improve the sensitivity.
霍耳电场和劳仑兹力对空穴产生同一方向的作用力,所以这种磁敏管的磁敏电流的线性度和灵敏度都比较高。
The Hall electric field and the Lorentz force produce forces in the same direction upon the holes. Therefore, both the linearity and the sensitivity of the magnetic field sensitive current…
光电流放大10倍后再去积分、输出,使器件灵敏度大大提高。
The amplified photocurrent (about 10 times) can increase the sensitivity of the image sensor very much.
阐述了影响CCD探测灵敏度的暗电流及暗电流噪声的产生机理,分析了其对CCD性能的影响。
The dark current that affects CCD detection sensitivity is described. The generating mechanism of dark current noise and its influence on CCD performance are analyzed.
最后运用实例说明了通过此方法,大大地降低了CCD的暗电流,提高了其探测灵敏度。
The practical examples finally demonstrate that dark current is greatly reduce and the detection sensitivity is improved by means...
并通过电流退火,电流化学镀和调节驱动电流幅值来增强复合丝的GMI效应和磁场灵敏度。
Furthermore, the GMI effect is enhanced and magnetic sensibility is improved by current annealing, deposition with dc current and adjusting the driving current amplitudes.
电流的产生靠大多数活细胞是极其小的------通常因为太小所以灵敏度高的设备需要记录他们。
The electric currents generated by most living cells are extremely small –often so small that sensitive instruments are needed to record them.
分别检测两组气敏膜暴露于甲醛气体前后的电流变化,并计算其灵敏度。
Currents of the two sensors were detected when exposed to formaldehyde of different concentration.
分别检测两组气敏膜暴露于甲醛气体前后的电流变化,并计算其灵敏度。
Currents of the two sensors were detected when exposed to formaldehyde of different concentration.
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