当合理选用测量元件时,电阻测量的最大误差可在0.3%以下。
The maximum error of resistance measurement is within 0.3%, if proper measuring elements were chosen.
设计了一种新型数字电感测量仪,介绍了测量电路原理及其所用的元件,并进行了误差分析。
In this paper a new digital inductance tester is designed, its circuit principle and components used in the tester are described, and error analysis is given.
电容分压器是所采用的电压传感元件,本文讨论了杂散电容对测量误差的影响,分析了电网暂态现象对分压器的影响。
Capacitor voltage divider is the voltage sensor. The influence of stray capacitor to measurement is discussed, and the influence of transient element to the divider is analyzed.
该方法克服了传统刀口扫描法的缺陷, 消除了由于离散型光学元件的离散性产生的空间非平移不变性的影响,减小了测量误差,提高了精确度。
The method avoids the influence of non-isoplanantic result from the dispersancy position between the edge and the array for measured MTF, and its precision was improved accordingly.
温度传感器用来测量霍尔元件的工作环境温度,对温度误差进行修正。
Hall component switches magnetic inductive intensity to hall voltage by hall effection and temperature sensor measures the temperature of work environment of hall component.
提出了一种圆度误差测量数据采集系统,该系统采用非接触电涡流传感器作为圆度误差数据的检测元件,采用高速数据采集卡采集圆度误差数据。
The detecting element adopts the non-contacting current vortex sensors in the system. The data collecting of circular error is equiped with the high speed acquisition card.
在干涉检验过程中,被检元件的面形误差检测精度受到干涉仪系统结构的影响,从而降低测量结果的可靠性。
During the optical interference testing, the measurement accuracy of the tested surface is influenced by the system structure of interferometer, which will decrease the reliability of the measurement.
结果表明,测量误差对过热元件的故障诊断影响较小。
The result shows that the method is useful for the fault diagnosis of the overheated components in electric control cabinets.
由于这类弹性元件的几何形状较复杂,并且加工误差和材质变化均会影响到刚度值,因此生产中是通过测量的手段来保证刚度指标。
Due to their complicated geometry, along with machining errors and changes of materials characteristic, it is impossible to gain the accurate values of the stiffness by calculation.
由于这类弹性元件的几何形状较复杂,并且加工误差和材质变化均会影响到刚度值,因此生产中是通过测量的手段来保证刚度指标。
Due to their complicated geometry, along with machining errors and changes of materials characteristic, it is impossible to gain the accurate values of the stiffness by calculation.
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