
认识测力计
适用年级 1-6 年级
key word:Digital inquiry experiment system
key word:
Product Classification:
Product Description
原理
使用测力计时,应先拉动弹簧,防止其卡住,摩擦,碰撞、了解量程、明确分度值、校零、使用中
不能超量程使用、同方向、读数时视线要与刻度板垂直。
目的
学会如何使用测力计。
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