Difference between revisions of "Category:D-2:石炭・亜炭鉱業"

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産業分類 D-2:石炭・亜炭鉱業
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This category is D-2:石炭・亜炭鉱業 / Mining of coal and lignite.([http://rwave.lib.ryukoku.ac.jp/opac/nagao/opac_nagao.cgi 長尾文庫])
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[[category:D:鉱業]]

Latest revision as of 05:02, 25 July 2014

This category is D-2:石炭・亜炭鉱業 / Mining of coal and lignite.(長尾文庫