朗威刚体转动实验仪

评测依据

• review_count：320
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• time_range：{"from":"2026-06-26 02:53:09","to":"2026-06-26 02:53:09"}
• intros：{"brand_intro":"朗威（Longwei）是国内知名的物理教学仪器品牌，隶属于上海朗威教育仪器有限公司，成立于2005年。公司专注于中学及大学物理实验设备的研发与生产，产品覆盖力学、电磁学、光学等多个领域。朗威以\"精准、耐用、创新\"为核心理念，其刚体转动实验仪在高校物理实验室中占有较高市场份额，多次获得省级教学仪器评比奖项。","product_intro":"朗威刚体转动实验仪专为大学物理及中学竞赛设计，用于验证刚体转动定律、测量转动惯量等核心实验。仪器采用精密轴承与可调支架结构，配备不同形状的刚体（圆盘、圆环、细杆等），支持砝码牵引与光电门计时。实验数据通过数字计时器或传感器采集，误差控制在±1%以内，适合课堂演示与分组实验。","key_specs":["适用对象：高中、大学物理实验","刚体类型：圆盘、圆环、细杆、球体","计时方式：光电门+数字计时器","测量精度：转动惯量误差≤1%","支架材质：铝合金+不锈钢","砝码质量范围：10g-200g"]}
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