曼富图 三脚架中轴升降系统 齿轮中轴

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• intros：{"brand_intro":"曼富图于1972年创立于意大利，是全球摄影配件领域的标杆品牌，以专业三脚架、云台和灯光支架闻名。品牌注重精密机械与人体工学设计，产品被广泛用于新闻、体育和商业摄影。曼富图拥有多项专利技术，如齿轮中轴和快速锁紧系统，是专业摄影师和摄影爱好者的信赖之选。","product_intro":"曼富图438齿轮中轴系统采用精密齿轮传动机制，实现毫米级微调升降，适合微距摄影和精准构图。主体为铝合金材质，表面防滑纹理处理，承重高达12kg。兼容曼富图系列三脚架，也可通过转接环适配其他品牌。操作安静、顺滑，锁定后无回弹，是追求极致稳定性的用户首选。","key_specs":["材质：铝合金","升降行程：25cm","承重：12kg","齿轮比：1:5","接口规格：3/8英寸螺丝","重量：0.65kg"]}
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