常见例句Schlemmer G, Welz B. Palladium and magnesium nitrates, a more universal modifier for graphite furnace atomic absorption spectrometry [J ]. Spectrochimi Acta. 1986,41 : 1157 - 1165. 宣维康.;钯镁基体改进剂对铅;铋;锗在石墨炉中原子化影响的研究[J] 返回 Welz