摘要: … gravimetric methods of measuring the concentration of dust clouds. The first real attempt at a quantitative technique … Providcd that thc air used is free from water and oil and that the dust …
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A. Mavrogordato, Experiments on the effects of Dust Inhalations. Journal of Hygiene. ,vol. 17, pp. 439- 459 ,(1918) , 10.1017/S0022172400007270