Sound Spectrum 声谱 ; 加上时间后的频谱图 ; 音谱
PC Sound Spectrum 电脑实时声音频谱 ; 电脑实时声音频谱显示
power sound spectrum 声功率谱
complex sound spectrum [声] 复合声谱
sound spectrum measurement 声谱测量
heart sound spectrum 心音频谱
phase sound spectrum 声相位谱
piano sound spectrum 钢琴声音频谱
Let's talk about the other end of the acoustical spectrum, sound that is too high for humans to hear—ultrasound.
让我们来谈谈声谱的另一端，人类听不到的声音——超声波。
This sound spectrum spans about ten octaves. The top five octaves correspond to acoustic waves-the primordial sound of the universe, just 380,000 years into its existence.
这个声谱约有十个八度的跨度。前五个八度音阶与声波一致——仅存在了38万年的宇宙原声。
This sound spectrum spans about ten octaves.
这个声谱约有十个八度的跨度。
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