Then the paper puts up the modeling and designing of functions of noise analyzer such as noise spectrum analysis, sound intensity and so on.
进行了噪声分析仪的噪声谱分析、声强分析等功能的建模和设计。
Sound knowledge on electronic circuit theory, capable to use electronic instruments (oscilloscope, logic analyzer) for problem investigation.
必要的电子电路理论知识，会应用示波器、逻辑分析仪等仪器仪表于问题调查分析。
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