n.示波器；心电波描记器

The oscilloscope displayed a sine wave pattern on the screen, illustrating the electrical signal's oscillatory behavior.
屏幕上的示波器显示出正弦波图案，说明了电信号的振荡特性。
The technician adjusted the oscilloscope's settings to capture the precise frequency of the electronic component's oscillations.
技术人员调整了示波器的设置，以捕获电子元件振动的确切频率。
The oscilloscope trace showed multiple harmonics, revealing that the signal was not a pure sine wave.
示波器的波形显示了多个谐波，表明信号并非纯正弦波。
She used an oscilloscope to analyze the waveform of the alternating current, confirming it was sinusoidal.
她用示波器分析交流电的波形，确认它是正弦的。
The oscilloscope captured a transient event, providing crucial information about the system's response to sudden changes.
示波器捕获了一个瞬态事件，提供了系统对突发变化响应的重要信息。
After connecting the probe to the circuit, the oscilloscope revealed a distorted signal due to impedance mismatch.
探头连接到电路后，示波器显示出由于阻抗不匹配而失真的信号。
The oscilloscope's cursors allowed her to measure the time interval between two peaks in the waveform, known as the period.
示波器的光标让她能够测量波形中两个峰值之间的时距，即周期。
During the debugging process, the oscilloscope helped identify when and where the digital signal was oscillating erratically.
在调试过程中，示波器帮助识别数字信号何时何地出现异常振荡。
The oscilloscope provided a visual representation of the voltage fluctuations over time, essential for understanding the performance of electronic devices.
示波器为电压随时间的变化提供了视觉表示，这对于理解电子设备的性能至关重要。
The oscilloscope was instrumental in diagnosing the issue with the power supply, showing a ripple that indicated an unstable output.
示波器在诊断电源问题上起了关键作用，显示出的纹波表明输出不稳定。