Description: Integral of the product of the sound pressure p and the component of the particle velocity un, which is perpendicular to a surface at a point of this surface, over this surface; Name: Acoustic power
Description: determined through a surface, product of the sound pressure, p, and the component of the particle velocity, un, at a point on the surface in the direction normal to the surface, integrated over that surface; Name: sound power
Description: Part of the naming for the support and the recognition of the brand position of products and services consisting of words, numbers, letters or other characters. Registered brands and trademarks are indicated with the appropriate protective signs (® or TM); Name: Brand