Small amounts of sample on miligram scale are taken from the fracture surface of a casting Al Cu alloy, and its main constituents are determined by FAAS (for Cu, Mn and Cd) and GFAAS ( for Ti).

• 研究了铸铝铜合金拉伸断口毫克级样品中主成分铜、锰、镉的火焰原子吸收光谱法(FAAS)和钛的石墨炉原子吸收光谱法(GFAAS)。