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3D18 汽车差速器差速锁变速结构原理模型教具3D打印科普创客

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¥80.00 ¥89.00

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拼团价:¥80

单购价:¥89


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3D打印的差速器与差速锁结构模型,展示了他们的基本原理(由于是通过3D打印技术制作而出,所以表面可能并不美观,有层纹小裂纹等,不影响使用),可用于摆件,原理教学用。不可用于实际机械结构中!

           电压:3v

          电池:两节五号电池

尺寸:103x85x65mm

发货清单:一套模型不带电池

      

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