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弹簧测力计条形盒测力计 牛顿物理力学实验 教具中小学教学
14001 bar box dynamometer 10n(14001条形盒测力计10N) | ¥5.9 | 100 piece available |
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14002条形盒测力计5N | ¥5.9 | 100 piece available |
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14003条形盒测力计2.5N | ¥5.9 | 100 piece available |
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备注:下单需确认发货时间(因现货实时变化)
不锈钢面板,有高光泽度,厚度为0.4mm的测力计,厚度为0.3mm,壳体材料为聚丙烯,金属件均电镀铝,具有较高的性价比。另外有面板材料为铝片厚度0.27mm,铝面板厚度0.4mm、1mm的测力计,请根据需求选购。
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