工程师选择带有太阳能电池板和风力涡轮机的发电站。 替代能源、绿色能源技术、环保能源概念。/Engineer choosing power station with solar panels and wind turbines. Alternative energy, green energy technologies, eco-friendly energetics concept.

工程师选择带有太阳能电池板和风力涡轮机的发电站。 替代能源、绿色能源技术、环保能源概念。/Engineer choosing power station with solar panels and wind turbines. Alternative energy, green energy technologies, eco-friendly energetics concept.插图

素材名称:工程师选择带有太阳能电池板和风力涡轮机的发电站。 替代能源、绿色能源技术、环保能源概念。

英文名称:Engineer choosing power station with solar panels and wind turbines. Alternative energy, green energy technologies, eco-friendly energetics concept.

素材分类:矢量

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