File:Обеспыливание при добыче угля в шахтах США. Фиг. 4.11 Уменьшение запылённости за счёт режима работы.jpg

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Русский: Обеспыливание при добыче угля в шахтах США. Фиг. 4.11 Изменение последовательности разрушения угольного пласта может уменьшить запылённость
Date
Source Национальный институт охраны труда (NIOSH) / translation a document Best Practices for Dust Control in Coal Mining
Author Джей Колинет, Джеймс Райдер, Джеффри Листак, Джон Органискак и Анита Вульф (Jay F. Colinet, James P. Rider, Jeffrey M. Listak, John A. Organiscak, and Anita L. Wolfe)

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This image is a work of the National Institute for Occupational Safety and Health, part of the Centers for Disease Control and Prevention in the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain.

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current11:19, 19 February 2014Thumbnail for version as of 11:19, 19 February 2014761 × 515 (175 KB)AlexChirkin (talk | contribs)User created page with UploadWizard

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