The new instrument is appropriate for USES in spectrometric quantitative analysis and study, and for spectrography teaching.

此仪器适用于光谱定量分析、光谱分析研究和光谱教学。

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To give you an idea of how widespread the problem is, a new study to be published in the Journal of Finance and Quantitative Analysis finds that option volume in a specific stock begins to surge three days before unannounced analyst upgrades or downgrades of a company.

WSJ: Insider Trading's Smart Cheats