bar box force measuring 2.5n newton meter junior high school physics science experiment science teaching instrument teaching demonstration teaching aids

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bar box force measuring 2.5n newton meter junior high school physics science experiment science teaching instrument teaching demonstration teaching aids 中文版

EXW Price: Min. order:

¥5.9
≥100/piece

100 piece

Item No. 青华14003

specification

Specifications

Specifications		Stock	Quantity
size	¥0.0	999 piece available
22 * 3.6cm	¥0.0	999 piece available

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Qinghua science instruments 14yr.

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Description

Packaging information

CTN Size: 42 × 24 × 32 cm

G.W./CTN:13 kg

QTY/CTN:56 piece/carton

备注：下单发货时间请联系确认（现货实时变化）

条形盒测力2.5N牛顿计，专为初中物理实验设计，精准测量力的大小。

核心卖点包括高精度弹簧、耐用材料，解决学生实验误差痛点。

通过ISO认证，确保安全可靠。

激发科学兴趣，提升动手能力，是学习物理的理想工具。

Update time：20251026150123

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