Description: Determined integral of the sound power p over a specified time interval of duration t (starting at t1 and ending at t2); Name: Energy of sound
Description: determined integral of the sound power, p, over a stated time interval of duration t (starting at t1 and ending at t2); Name: sound energy
Description: Describes the membership of the tariff number to a specific type in terms of structure and meaning and thus also defines its general context; Name: Type of customs tariff number