Tungsten-filament incandescent lamps exhibit a very-highpositive temperature coefficient of resistance with the cold filamentresistance being approximately 10% of the hot filament resistance.When an incandescent lamp is initially turned on, the cold filam
提供高准确度的用于产品测试、过程监控、等解决方案
提供高准确度的用于产品测试、过程监控、等解决方案