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免版税图像 - Mechanical, electrical, civil, chemical and other engineering education profession chalk handwriting doodle icon tool sign and symbol in blackboard background used for subject or presentation title with header text, create by vector

Mechanical, electrical, civil, chemical and other engineering education profession chalk handwriting doodle icon tool sign and symbol in blackboard background used for subject or presentation title with header text, create by vector
图像id : 52658983
作品类型 : 矢量图片
7900 x 7900 px | 26.33 " x 26.33 " | 300dpi | JPG
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