- The acoustic signature of the vehicle is mainly determined by the gen-sets noise, the dynamic characteristics of carrige structure and sound field in the cabin and the coupling effect between them.
- Study on acoustic signature inspection in concrete pavement caoustic resonator
- He traced his signature laboriously.
- This document bore his signature.
- “The SSBN, especially, with it’s acoustic signature, they try to be as quiet as possible.That [propeller] is national secret.
- He faked his father's signature.