Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Men Qin"'
Publikováno v:
Technological and Economic Development of Economy (2023)
Exploring the safe-haven characteristics of bitcoin from novel perspectives is crucial to diversify the investment and reap the benefits. This investigation employs bootstrap full-and sub-sample techniques to probe time-varying interrelation between
Externí odkaz:
https://doaj.org/article/8a22c5966ae8488da2c47f6d0716b2e9
Akademický článek
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Publikováno v:
Advanced Materials Research. :1312-1317
Nonwoven fabrics possess good acoustics properties and are used widely in many fields. Based on the Zwikker and Kosten theory, this paper suggests a numerical method for calculating their acoustical absorption coefficient.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b94bdbdc5d818d17806ac7192c43f33c
https://doi.org/10.4028/www.scientific.net/amr.332-334.1312
https://doi.org/10.4028/www.scientific.net/amr.332-334.1312
Publikováno v:
Advanced Materials Research. :1300-1303
Polyester fiber needle-punched nonwovens with different structures were manufactured and their sound absorption properties were examined using the standing wave tube method. The results show that the sound absorption property of the nonwovens depends
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3df40a40245c3d799d9b90b3c55bcb20
https://doi.org/10.4028/www.scientific.net/amr.332-334.1300
https://doi.org/10.4028/www.scientific.net/amr.332-334.1300
Publikováno v:
Advanced Materials Research. :1253-1256
Aramids fibers are among the best known of the high-performance, synthetic, organic fibers. Needle-punched nonwoven fabrics with various structures were manufactured and their physical properties, structure, thermal insulation property and acoustic a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::511015e32ed8c6552b1056ef64acd378
https://doi.org/10.4028/www.scientific.net/amr.332-334.1253
https://doi.org/10.4028/www.scientific.net/amr.332-334.1253
Autor:
Men-Qin Xu, 許孟勤
96
This thesis proposes a passive noise suppressor to suppress the noise produced by switched power supplies. The passive noise suppressor is composed of passive components. It consists of an induction winding, two resistors, three capacitors an
This thesis proposes a passive noise suppressor to suppress the noise produced by switched power supplies. The passive noise suppressor is composed of passive components. It consists of an induction winding, two resistors, three capacitors an
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/98856631084671793892
Publikováno v:
Advanced Materials Research; September 2011, Vol. 332 Issue: 1 p1312-1317, 6p
Publikováno v:
Advanced Materials Research; September 2011, Vol. 332 Issue: 1 p1300-1303, 4p
Publikováno v:
Advanced Materials Research; September 2011, Vol. 332 Issue: 1 p1253-1256, 4p