光度副基准操作技术规范
O.T.N. of Secondary Standard for Luminous Intensity(C)

2000-12-01

光度副基准操作技术规范
O.T.N. of Photometric Secondary Standard(A)

2000-12-01

发光强度标准灯
Standard Lamp of Luminous Intensity

2005-03-03

发光强度、总光通量标准灯泡
Standard lamps of luminous intensity and total luminous flux

2021-11-26

Standard incandescent lamps of luminous intensity
发光强度的标准白炽灯

1990-01-01

광도 표준 램프(일반용)
发光强度标准光源（一般用途）

2020-12-18