中科科教专业三球仪天文教学模型

评测依据

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• intros：{"brand_intro":"中科科教是中国科学院旗下科教品牌，依托中科院天文台和地理所的技术支持，专注于高端科普教具研发。品牌以\"科学严谨、还原真实\"为核心，产品多用于科技馆、重点中小学及天文爱好者群体。其三球仪系列被多所高校地理系列为推荐教具，在专业领域享有极高声誉。","product_intro":"该三球仪采用金属齿轮箱和精密轴承传动，支持手动与电动双模式，可精确模拟地月日系统的公转、自转及倾角。地球模型带有高清地形浮雕和经纬网，月球表面有真实环形山数据还原，太阳内置可调亮度LED。底座配备数字显示屏，可实时显示公转角度、月相阶段和节气，并附赠教学课件U盘。","key_specs":["适用年龄：12岁以上及成人","球体材质：ABS+金属底座","地球直径：15cm（浮雕地形）","月球直径：5cm（高精度环形山）","太阳直径：10cm（LED可调光）","驱动方式：手动/电动（含适配器）"]}
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