Difference between revisions of "Category:D-3:原油・天然ガス鉱業"

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産業分類 D-3:原油・天然ガス鉱業
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This category is D-3:原油・天然ガス鉱業 / Extraction of crude petroleum and natural gas.([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 05:03, 25 July 2014

This category is D-3:原油・天然ガス鉱業 / Extraction of crude petroleum and natural gas.(長尾文庫