20cm 5ml 玻璃胶头滴管带刻度吸管化学生物实验室教学仪器材红皮头胶帽球头12cm 15cm 1ml 2ml 10ml毫升 3ml
折后价 ¥ 7.8商品详情
可普 单摆实验器 置单摆球组5个球初高中物理力学机械重力加速度实验教学仪器 运动规律单摆实验演示装由“品牌吧”根据销量、好评率、价格和信誉进行精挑细选,该商品选自北京地区的天猫商城“可普办公专营店”,所属主分类“电子词典/电纸书/文化用品”,子分类“教学仪器/实验器材 ”,领优惠券后价格为17更优惠。
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