调整屏幕的大小
Resize out
Resize in
Resize 重置
Done 完成
Hydroelectric Dams – Interiors B-Roll

Hydroelectric Dams – Interiors B-Roll

观看次数1,523

人类判断

8.0
谢谢,您的投票已被记录,我们将会更新游戏评分。
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 hydroelectric dam interiors in Washington and Massachusetts, including clips of inspection and maintenance at Rocky Beach Hydroelectric Power Plant, Lake Chelan Powerhouse, Northfield Mountain.

插件 24 May 2016
评论