In this paper, the method and the equipment measuring modulation characteristic of DFB LD with spectrographic analysis are described.
本文介绍了利用光谱分析测量dfbLD调制特性的方法及装置。
In this paper, an utility program has been worked out for spectrographic analysis based on PB-700 microcomputer and common BASIC language.
本文使用PB- 700微型计算机和通用的BASIC语言编制了摄谱法光谱分析数据处理程序。
The REE contents of 84 placer gold samples and 7 hard rock gold samples in Heilongjiang province are determined by plasma mass spectrographic analysis.
对黑龙江省84个砂金样品及7个岩金样品，用等离子质谱仪分析了它们的稀土元素含量。
The REE contents of 84 placer gold samples and 7 hard rock gold samples in Heilongjiang province are determined by plasma mass spectrographic analysis.
对黑龙江省84个砂金样品及7个岩金样品，用等离子质谱仪分析了它们的稀土元素含量。
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