20120207-OSEC-UNK-0030 : 無料・フリー素材/写真
20120207-OSEC-UNK-0030 / USDAgov
ライセンス | クリエイティブ・コモンズ 表示 2.1 |
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説明 | Agriculture Secretary Tom Vilsack meets with the National Biodiesel Board at the National Biodiesel Conference in Las Vegas, NV on Feb. 7, 2013. Secretary Vilsack discussed the unlimited opportunity for America to produce more homegrown energy through the development and innovation of advanced biofuels and the significant contributions biofuels and other biobased products have made to America’s economic and energy security, as well as the importance of supporting the industry through research, investment and increased collaboration. USDA photo. |
撮影日 | 2013-03-09 10:12:45 |
撮影者 | USDAgov |
タグ | |
撮影地 | Las Vegas, Nevada, United States 地図 |
カメラ | Canon EOS REBEL T3i , Canon |
露出 | 0.017 sec (1/60) |
開放F値 | f/5.0 |
焦点距離 | 40 mm |