“声谱分析”的概念、定义、翻译、参考文献-科学参考

单词	声谱分析
释义	声谱分析 Encyclopedia 理学声学测量释 sound spectrum analysis声谱分析对声或振动信号进行测量或计算，以获得它们的组成和强度的频率分布图的技术及工作的统称。又称频谱分析。
随便看	approximate test approximate trajectory approximate unit approximate value approximate value by defect approximate value by excess approximate zero approximating approximating equation approximating function approximating operator approximating proper mapping approximating rational curves and surfaces by polynomials approximating rational curves by polynomials approximating rational surfaces by polynomials approximating sequence approximating set approximation approximation accuracy approximation algorithm approximation boundary condition approximation by continued approximation by continued fractions approximation by convex sets approximation by defect

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。