際際滷shows by User: rogerpiero7 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: rogerpiero7 / Mon, 08 Jun 2020 21:40:15 GMT 際際滷Share feed for 際際滷shows by User: rogerpiero7 Tesis 1 https://es.slideshare.net/slideshow/tesis-1-235221968/235221968 tesis1-200608214015
estudio de ventilacion de minas subterraneas ]]>
estudio de ventilacion de minas subterraneas ]]> Mon, 08 Jun 2020 21:40:15 GMT https://es.slideshare.net/slideshow/tesis-1-235221968/235221968 rogerpiero7@slideshare.net(rogerpiero7) Tesis 1 rogerpiero7 estudio de ventilacion de minas subterraneas <img style="border:1px solid #C3E6D8;float:right;" alt="" src="https://cdn.slidesharecdn.com/ss_thumbnails/tesis1-200608214015-thumbnail.jpg?width=120&amp;height=120&amp;fit=bounds" /><br> estudio de ventilacion de minas subterraneas
from Roger Pierola Torres
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