โคมไฟ, เบา, หลอดไฟฟ้า, วงกลม, อุตสาหกรรม, เทคโนโลยี, โลหะ, เหล็ก, โรงงาน, ภูมิหลัง, หลอด
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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