Eco friendly energy vector graphics of wind turbines. Close up image of the wind power plants’ blades. Different elongated propellers to design eco friendly energy sources, industrial technology, environment and energy designs. Free vector graphics for your adverts and posters 剪影 工業 風 風力渦輪機剪影元素
Corporate logo of SUAL in vector art format. SUAL or Siberian Urals Aluminium is one of the largest aluminium producers in the world. It also produces silicon, bauxite and alumina. The corporation is headquartered in Russia. Please rate and comment on your favorite vector logos 工業 業務 行業 單頻網
Free industrial vector silhouettes vector graphics for free download.. All rights belong to MrSuma. You can use Free Industrial Vector Graphics to your personal use. Make sure you read the license of this vector graphic before you use it on your commercial projects 設計 免費工業
Nuts and bolts vector pack. Use these various nuts and bolts vectors whenever you're in need of a sturdy design. Designed exclusively for Vecteezy.com 黑色 設置 工具 Nuts and Bolts Vectors
設計一個稱為 tecnun 的大學校園的徽標。沒有勝出，但每一層的元件可能是有用的人。特別注意到羽毛 （黑色和白色） 和葉子 (綠色和黑色) 和生物螺母 (六角形位)。後者是為了代表生物工程。 羽毛 天使 葉 Logosanmiguel
