膨脹系數

LED Auto lighting

大部份物質(遇熱會膨脹)(遇冷會收縮)也就是膨脹系數-製造產品膨脹系數特性很重要
www.chi-ming.com---kim@chi-ming.org
Automotive LED Bulbs,Auto LED bulbs,Train LED Bulbs,Motorcycle LED Bulbs,Boat LED Bulbs,Truck LED Bulbs,Auto Parts LED,Motor LED Light.









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