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Black polygonal pattern with carbon crystal texture, suitable for making black technology related slides;
Keywords: black background picture, polygon background picture, art PPT background picture, polygon slide background picture now
The cover of the slide template uses city silhouettes, golden five-s...
The slide template uses a blue gradient basemap. The PPT template co...
The slide template uses technology blue as the theme color, and the ...
The slide template uses PPT background images such as pink beautiful...
The slide template uses PPT background images such as petals and plu...
The PPT template uses a dark blue gradient PPT background image. On ...