Only this weekend
Super Discount
Items on sale this week
Top picks this week. Up to 50% off the best selling products.
DIY新年吉祥物紐扣畫
$4.90
8 rods for each of the above, all of 250 mm (L) x 3 mm (diameter).
To show different thermal conductivities, each kit comprising Copper rods,
Brass rods, Aluminum rods, Iron rods, Borosilicate glass;
什麽是熱傳導?
熱傳遞是物理學.上的壹個物理現象 ，是指由于溫度差引起的熱傳遞現象。熱傳遞中用熱量量度物體內能的改變。熱傳遞主要存在三種形式:熱傳遞、熱輻射和熱對流。
熱總是從較熱的壹端傳給較冷的壹端，通過直接接觸，把熱量從壹個物體傳遞給另壹個物體,或者從物體的壹部分傳遞給另壹部分的傳熱方法叫做熱傳導。
