When these results were re-investigated using gas chromatography the earlier work was confirmed.
谱重新研究这些结果时，完全肯定了早期的工作。
2
The promoting effect of Re for ethylene epoxidation was investigated on Re modified electrolytic silver surface.
采用电解银表面化学修饰法研究了铼对乙烯环氧化反应的助催化作用。
3
Based on the discreteness of electric charge, the influences of an external magnetic filed on the persistent current of the mesoscopic coupling metallic rings a reinvestigated.