作者: Robert W. Young,
期刊: Physics Today (AIP Available online 1949) 卷期: Volume 2, issue 12
页码: 34-35
ISSN:0031-9228
年代: 1949
DOI:10.1063/1.3066346
出版商: AIP
数据来源: AIP
摘要:
It is common practice to tune a piano just before an artist performs on it. One reason is that humidity in the air causes the wood structure to swell, thus altering the tension on the strings with changes in humidity.
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