次声 | |
multimed. | infrasound |
space | infrasonic sound; infrasound; subsonics |
tech. | infra-audible sound; infrasonics; secondary noise; subsonic sound |
测量 | |
environ. | measuring |
| |||
infrasound | |||
infrasonic sound; infrasound (波); subsonics | |||
infra-audible sound; infrasonics; secondary noise; subsonic sound | |||
infra-audio sound |
次声 : 73 phrases in 20 subjects |