กังหันลม, อำนาจ, รุ่น, ลม, พลังงาน, ทดแทน, สีลม, สีน้ำเงิน, การผลิตเชื้อเพลิงและพลังงาน, เครื่องกำเนิดไฟฟ้า, ใบพัด
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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