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The comparison between the permissible limit for noise levels allowed by the International Organization for Standardization (ISO) [30] [31] [32] and the Egyptian Environmental Law No. 4/1994 [13] and the equivalent mean LDEN calculated by equation (1) in Table 12.

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The comparison between the permissible limit for noise levels allowed by the International Organization for Standardization (ISO) [30] [31] [32] and the Egyptian Environmental Law No. 4/1994 [13] and the equivalent mean LDEN calculated by equation (1) in Table 12.

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2019-07-11
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