http://mississipy.livejournal.com/ ([identity profile] mississipy.livejournal.com) wrote in [personal profile] la_gatta_ciara 2012-01-10 10:59 am (UTC)

плотность чугуна 7,25-7,85 кг/м3, плотность золота 19,62 кг/м3
(57 comments)

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