Incandescent,fluorescent,halogenlight field is a radiation-emitting electronic, filament light easy to burn, heat deposition, [...] wz-e.com wz-e.com 白炽灯、荧光灯、卤钨灯是采用电子光场辐射发光,灯丝发光易烧,热沉积、光衰减等特点,而采用LED灯体积小,重量轻,环氧树脂封装,可承 受高强机械冲击和震...