3-5个实际比例的2D渲染图 Full scale three to five views 2D rendering 与市场人员协调 Review with Product Marketing team 如有必要改进细节 Refine details if necessar 2D rendering 2a④6000@②2D rendering 3-5个实际比例的2D渲染图 Full scale three to five views 2D rendering 与市场人员协调 Review with Product Marketing team 如有必要改进细节 Refine details if necessary