English Description
This close-up detail from The Tree Oil Painting shows the main branch structure with visible deep grooves created by brush pressure and tool marks. The impasto surface reveals strong directional force and scraping traces, offering valuable forensic evidence of the artist’s hand motion. The absence of varnish enhances visibility of the original texture, allowing a clear study of material aging, pigment stratification, and brushstroke mechanics.

📝 中文说明 (Chinese Description)
此图为《树之油画》的 主干局部细节。可以清晰看到因画笔压力与工具作用而形成的 深沟痕迹。厚涂的颜料表面展现出明显的方向力量与刮痕，为研究画家手部运动提供了重要的法证证据。由于 没有清漆覆盖，原始的肌理清晰可见，有助于分析材料老化、颜料分层与笔触力学。