0 項
$0
點選圖片可放大
$550
測試不同物質傳熱速度
指針式金屬膨脹指示,直接加熱感應
金屬感應棒,銅、鐵、鋁各一支
附加熱器一個
For demonstrating linear expansion.
Apply heat to a rod and measure the relative expansion on the pointer scale. Includes aluminum, brass, iron rods and heater.