Acoustics -- Noise emitted by machinery and equipment -- Engineering method for the determination of emission sound pressure levels in situ at the work station and at other specified positions using sound intensity— 24 стр.
Acoustics -- Determination of sound power levels and sound energy levels of noise sources using sound pressure -- Engineering methods for an essentially free field over a reflecting plane— 86 стр.
ACOUSTICS — MEASUREMENT OF AIRBORNE NOISE EMITTED BY EARTHMOVING MACHINERY — METHOD FOR DETERMINING COMPLIANCE WITH LIMITS FOR EXTERIOR NOISE — STATIONARY TEST CONDITION
SOUND POWER LEVEL MEASUREMENTS - EARTHMOVING MACHINERY (DOZER, LOADER, EXCAVATOR, AND BACKHOE) - IN PLACE DYNAMIC - SOUND PRESSURE LEVEL OR SOUND INTENSITY METHOD
SOUND POWER LEVEL MEASUREMENTS - EARTHMOVING MACHINERY (DOZER, LOADER, EXCAVATOR, AND BACKHOE) - IN PLACE DYNAMIC - SOUND PRESSURE LEVEL OR SOUND INTENSITY METHOD