平面手向上递交玉米样本进行水分测试

-up view of a woman's hand hovering over a pile of yellow corn kernels on a clean white surface. The woman appears to be flattening or spreading the kernels in preparation for a moisture content test. A white plastic scoop is partially visible in the background. The photo is well-lit with warm tones, highlighting the golden color and texture of the corn.

光厂(VJshi)视频提供平面手向上递交玉米样本进行水分测试视频素材下载，适用于农业，玉米，谷物，转基因，科学实验等主题的内容创作。

作者署名：Ryan McKeever/Getty Images/华夏视觉