Description: determined integral of the sound power, p, over a stated time interval of duration t (starting at t1 and ending at t2); Name: energy of sound
Description: 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: 13-digit numeric code, identifying all the standardized material items of supply as they have been recognized by the United States Department of Defense; Name: National stock number