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Flexible, Spiral-reinforced Circular Ventilation Tubing
Richard J. KlineAlfred Reisz
其他書名
System Pressure Loss Tables for Selection of a Fan
出版U.S. Department of Interior, Bureau of Mines, 1971
URLhttp://books.google.com.hk/books?id=SpcIhWrMGHAC&hl=&source=gbs_api
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