From frequency field Angle the phenomenon of signal distortion is analyzed, and the principle of observing and measuring the micro-distortion of signal by using spectrum analyzer is explored.
从频域角度分析了信号失真现象，并探讨了频谱分析仪观测微小失真度的原理及若干问题。
The visual space distortion theory of micro visual measuring space was researched.
研究了旋转体视显微三维视觉空间畸变场理论。
The analysis of micro zone discovers that there are directly relationships between the distortion structure of eutectic austenitic and lower ductility.
微区分析发现畸变的共晶奥氏体组织与球墨铸铁低韧性之间存在着直接的对应关系。
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