Solar Photovoltaic Training Facility B-Roll

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视频说明

This free, downloadable B-roll footage from the U.S. Department of Energy’s Office of Energy Efficiency and Renewable Energy (EERE) is for use by news media and education organizations. This high-resolution video features a solar photovoltaic (PV) maintenance class in Milwaukee, Wisconsin.

分类： 热门免费线上视频标签技术类
插件 24 May 2016
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