Beginning of the founding of the people's Republic of China and build factories. In the 1980 of the 20th century, I plant the first SBW-compensated voltage stabilizer.

中国人民共和国建国初期建厂。20世纪八十年代，我厂生产出国内第一台SBW补偿式电力稳压器。

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Meanwhile, some special problems, such as test materials, spectrum band width (SBW), wavelength reproducibility, and expressing method of photo-metric accuracy, ard discussed.

根据实践，对与光度准确度测试有关的几个问题，例如：测试材料、光谱带宽、波长重复性等，进行了初步讨论。

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