简约科学实验风格明亮黄色颗粒透明玻璃试管实验室场景

minimalist photo, yellow and white color scheme, yellow granular objects, transparent glass tube with yellow granules inside, granules evenly scattered on white background, glass tube diagonally placed in the center, some granules inside and outside the tube, no decorative elements, pure white background, clean and bright visual effect, industrial or laboratory atmosphere, highlighting material texture and color