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Airflow Evaluations of Four Flow-controlled Personal Sampling Pumps
Robert P. VinsonKenneth L. WilliamsGeorge H. Schnakenberg
出版U.S. Department of the Interior, Bureau of Mines, 1985
URLhttp://books.google.com.hk/books?id=7wqWjdPVoFoC&hl=&source=gbs_api
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