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Written contributions to the general discussion on Â¿An objective noise-meter reading in phons for sustained noises, with special reference to engineering plantÂ¿

Written contributions to the general discussion on Â¿An objective noise-meter reading in phons for sustained noises, with special reference to engineering plantÂ¿

卷第88卷
期第3期
文件大小495.60KB
发表时间1941
DOI10.1049/ji-2.1941.0021

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