电阻定律实验器导体电阻比较装置欧姆定律电阻丝康铜丝镍铬丝铁丝
电阻定律实验器导体电阻比较装置欧姆定律电阻丝康铜丝镍铬丝铁丝
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优惠价格56.5
淘宝月销量0+
品牌other
推荐度160.0%
卖家地址江苏 徐州
下单商城
淘宝店铺
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商品分类实验室漏斗
商品类目工业油品/胶粘/化学/实验室用品
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