CONTENTS 1General 2 Standard for noise control design in industrial enterprises 3 Noise control in the overall design of industrial enterprises 4 Sound insulation design 5 Silencer design 6 Sound absorption design 7 Vibration isolation design Appendix A Explanation of terms in this code Appendix B Table for Allowed Octave Band Sound Pressure Level and Table for Noise Reduction Level by In - House Sound Absorption Appendix C Explanation of Words in This Code |