Bilingual edition: English is preserved and Chinese follows each unit. Terminology uses the confirmed v20260916 glossary; automated semantic review remains traceable.
中英双语版:英文原文完整保留,中文紧随对应单元;术语采用 v20260916 确认表,自动语义审校结果可追溯。

Sound Analysis

声音分析

Sample Lab Report

实验报告样本

Sound: Voice, AH vowel., Recorded level: 70 dBA

声音:语音,AH元音。记录电平:70 dBA

Start time: .00125 sec, End time: .03282 s, Periods spanned: 10

开始时间: 0.00125 秒, 结束时间: 0.03282 秒, 涵盖周期数: 10

Calculated period: .003157 sec, Calculated frequency: 317 Hz

计算周期:0.003157秒,计算频率:317赫兹

Nearest equal tempered note: 311 Hz E4 flat.



最接近的等音律音符:311 Hz 的E4降音。

Sound: Voice, EE vowel., Recorded level: 64 dBA

声音:语音,元音。记录电平:64 dBA

Start time: .00340 sec, End time: .03345 s, Periods spanned: 10

开始时间: 0.00340 秒, 结束时间: 0.03345 秒, 涵盖周期数: 10

Calculated period: .003005 sec, Calculated frequency: 333 Hz

计算周期:0.003005秒,计算频率:333赫兹

Nearest equal tempered note: 330 Hz E4.



最接近的等音阶音符:E4,频率为330 Hz。

Sound: Voice, OO vowel., Recorded level: 62 dBA

声音:语音,元音。记录电平:62 dBA

Start time: .00190 sec, End time: .01862 s, Periods spanned: 10

开始时间: 0.00190 秒, 结束时间: 0.01862 秒, 涵盖周期数: 10

Calculated period: .001672 sec, Calculated frequency: 598 Hz

计算周期:0.001672秒,计算频率:598赫兹

Nearest equal tempered note: 587 Hz D5.

最接近的等音律音符:D5,频率为587 Hz。
Index
索引
  HyperPhysics***** Physics 2030K ***** Physics 2030K Laboratory
HyperPhysics ***** 物理学 2030K ***** 物理学 2030K 实验室
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