| 1. | It covers about an octave .
它大约占一个倍频程。 |
| 2. | If a vibrating string is lightly touched at its midpoint, its pitch goes up an octave .
如果在一根振动弦的中部轻轻一触，它就发出高八度的音。 |
| 3. | She turned to me, and her voice, dropping an octave lower, filled the room with thrilling scorn .
她转身向着我，她的声音降低了一个音节，使整个屋子充满了难堪的轻蔑。 |
| 4. | The vibration is varied in frequency over a range on the order of 5 to 2, 000 cps, usually at a constant octave .
振动的频率在5到2000赫的范围内变化，通常用一常值的八阶变化率。 |
| 5. | Provides 18 db - per - octave cutoff at 80 hz
80赫兹时，提供每八度18分贝的截频。 |
| 6. | A novel multi - octave gaas monolithic 5 - bit digital phase shifter
单片五位数字移相器 |
| 7. | In music , octaves also have this property
在音乐上，倍频也有着这项属性。 |
| 8. | Octave - band and fractional - octave - band filters
倍频程和分数倍频程滤波器 |
| 9. | Gnu octave is freely distributed software
Gnu octave是免费分发的软件。 |
| 10. | A small flute pitched an octave above a regular flute
短笛一种音调比普通笛子高八度音的小笛子 |
