简约现代风格蓝色绿色黄色颗粒试管实验材料商业照片

minimalist illustration, main colors blue, green, and yellow, bright and contrasting color scheme, granular substances in blue, green, and yellow, three transparent glass tubes, granular substances piled in three heaps in a fan-shaped distribution, blue on the left, green in the middle, yellow on the right, glass tubes inserted into each heap, tubes containing corresponding colored granules, objects arranged orderly, tightly and symmetrically spaced, pure white background, clean and clear visual effect, conveys scientific experiment or material display