China National Standards

China lamps the measurment GB Standards List

  •  China "lamps the measurment" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB 15039-1994 Standard lamps for the measurment of luminous intensity and luminous flux
    发光强度、总光通量标准灯泡    		 China National Standards
    lamps the measurment
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