Zobrazeno 1 - 2
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pro vyhledávání: '"Arthur Kohn"'
Publikováno v:
INTER-NOISE and NOISE-CON Congress and Conference Proceedings. 263:5611-5622
Technique for measuring and reducing industrial fan vibration and noise is detailed. A method used to characterize the vibration signature for 100% industrial fan systems shipped is described. A fan system consists of motor, propeller and cage. We me
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::941a39af4c795224c05c06310daf6ef8
https://doi.org/10.3397/in-2021-3181
https://doi.org/10.3397/in-2021-3181
Autor:
Arthur Kohn
Publikováno v:
The American Biology Teacher. 55:21-28
L EARNING biology is not easy. As researchers develop an ever more subtle understanding of biological processes, the sheer quantity of information makes it difficult for students to retain enough facts to develop a holistic understanding of the mater
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::42b95f62db1a4ed6d9d2aa94b39e94a5
https://doi.org/10.2307/4449573
https://doi.org/10.2307/4449573