octave

n.

八度音；八度音阶；高八度音；八度和音

复数：octaves

1. Can you span an octave on the piano?
   乍能按到钢琴的八个键吗？
2. These notes are an octave apart.
   这些音相距八度.
3. Each successive noise function you add is known as an octave.
   每个你所叠加的噪声函数就是一个倍频。

Octave pulse data method & apparatus
Octave-spanning frequency comb generation in a silicon nitride chip
Cycle-octave and related transforms in seismic signal analysis
MATLAB and Octave Functions for Computer Vision and Image Processing
Cycle-octave and related transforms in seismic signal analysis. Geoexploration 23(1):85-102
Managing Information Security Risks: The Octave Approach
Managing Information Security Risks: The OCTAVE (SM) Approach
Generation and photonic guidance of multi-octave optical-frequency combs.
Generation of 5-fs pulses and octave-spanning spectra directly from a Ti:sapphire laser.
Omapatrilat and enalapril in patients with hypertension: the Omapatrilat Cardiovascular Treatment vs. Enalapril (OCTAVE) trial.