中科科教音叉声学实验箱

评测依据

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• sources：["天猫","拼多多","中科科教官网"]
• time_range：{"from":"2026-06-26 02:55:15","to":"2026-06-26 02:55:15"}
• intros：{"brand_intro":"中科科教是中国科学院旗下教育品牌，成立于2015年，专注于K-12科学实验器材研发。依托中科院声学所、物理所的技术支持，其产品在科学性和准确性上具有权威优势。品牌以\"让每个孩子都能做科学实验\"为使命，产品线覆盖物理、化学、生物等领域，尤其声学实验套件被多所重点中学列为指定教具。","product_intro":"该实验箱采用便携式手提箱设计，内含256Hz、320Hz、512Hz三支音叉、两个不同材质的共鸣箱（木质和金属）、示波器连接线、分贝计及详细实验卡片。音叉经激光调频，精度达±0.5Hz。可进行音调比较、共鸣条件探究、声音在固体中传播等12个实验。箱体内部有EVA泡沫固定，便于收纳和携带。","key_specs":["音叉频率：256Hz / 320Hz / 512Hz","频率精度：±0.5Hz","共鸣箱：木质×1 + 金属×1","配件：分贝计、示波器连接线、实验卡片12张","箱体尺寸：35cm×25cm×8cm","重量：1.2kg"]}
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