Zobrazeno 1 - 10
of 24
pro vyhledávání: '"noise level measurement"'
Приведены результаты обзора основных источников шумовых воздействий как одного из наиболее значимых физических факторов, оказывающих
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::81952221b16d093217276fabdfd576ad
This paper describes the basic sources of noise exposure as significant negative physical factors for human health in an urban environment. We present the share of the industrial enterprises and vehicles not meeting hygienic standards of noise impact
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5d3571792a7b7e51c0b40550e6ee643b
Autor:
Elena MARICA
Publikováno v:
The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, Vol 39, Iss 4 (2016)
Sound pollution is becoming a major problem because of multiplying sources of noise. In this study, I will present the results of the noise measurements carried out in the four campuses of the 1 Decembrie 1918 University in Alba Iulia. Initially the
Externí odkaz:
https://doaj.org/article/463a1b1838b34f49957e60ccaad5b68a
Publikováno v:
Journal of Engineering Studies and Research, Vol 19, Iss 4 (2017)
Journal of Engineering Studies and Research, Vol 19, Iss 4, Pp 71-76 (2013)
Journal of Engineering Studies and Research, Vol 19, Iss 4, Pp 71-76 (2013)
This paper presents a study of noise level generated by the operation of air-conditioning in an amphitheater. Noise level generated by it was too high for the specific activities developed in this enclosure. For noise level reduction in enclosure was
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2d2de2b3c98ee7191f4f36ad541ff4c3
http://jesr.ub.ro/index.php/JESR/article/view/106
http://jesr.ub.ro/index.php/JESR/article/view/106
В статье предлагаются направления развития системы экологического мониторинга качества атмосферного воздуха в РФ, а именно: увеличени
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::efe63a27a205691bca9c30dc4e6c8770
Publikováno v:
Zapiski Gornogo Instituta, Vol 227, Iss 5 (2017)
The article suggests the directions for development of the system of environmental monitoring of atmospheric air quality in the Russian Federation, namely: an increase in the number of stationary control posts for atmospheric pollution in each specif
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doajarticles::17dc5d2ffc1c7cfa6f18e62692003ea7
http://pmi.spmi.ru/index.php/pmi/article/view/6537
http://pmi.spmi.ru/index.php/pmi/article/view/6537
Akademický článek
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Publikováno v:
Ieee Journal Of Oceanic Engineering (0364-9059) (Ieee-inst Electrical Electronics Engineers Inc), 2000-10, Vol. 25, N. 4, P. 516-522
The range capability of underwater acoustic equipment installed onboard underwater vehicles is limited by the noise generated by propellers, hydraulic pumps.,,, Measuring this noise at sea is quite expensive. Here is described a procedure allowing th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9300dda17b94a118b3e36fabeb2bc595
https://doi.org/10.1109/48.895359
https://doi.org/10.1109/48.895359
Publikováno v:
航空宇宙技術研究所報告 = Technical Report of National Aerospace Laboratory. 1355:1-23
0.2m超音速風洞の風路に沿った騒音レベルをマイクロフォンを用いて計測した。圧縮機から集合胴下流までの間に、音圧減衰量は約20dBに達した。この風路では集合胴までには騒音を発生
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=jairo_______::bad5b3344dfd327b776c5ff956be3ee1
http://id.nii.ac.jp/1696/00040299/
http://id.nii.ac.jp/1696/00040299/
WOS: 000330234800003
Compared to the indirect tests, the determination of the Los Angeles abrasion loss is time consuming and expensive, and requires a large amount of samples. For this reason, the prediction of Los Angeles abrasion loss from so
Compared to the indirect tests, the determination of the Los Angeles abrasion loss is time consuming and expensive, and requires a large amount of samples. For this reason, the prediction of Los Angeles abrasion loss from so
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6062988dd8c53e0323c1eaf2a7f6056f
https://hdl.handle.net/11480/4310
https://hdl.handle.net/11480/4310