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sound level meter "sound level meter" means an instrument designed to measure sound pressure levels.
PU(A) 244/1987 - ENVIRONMENTAL QUALITY (MOTOR VEHICLE NOISE) REGULATIONS, 1987
2. Interpretation. |
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sound level meter "sound level meter" means an instrument designed to measure sound pressure levels.
PU(A) 244/1987 - ENVIRONMENTAL QUALITY (MOTOR VEHICLE NOISE) REGULATIONS 1987
2. Interpretation |