A.Purify the sample B.Desolvate and atomize the analyte atoms in a sample C.Excite the analyte atoms D.Ionize the analyte atoms
单项选择题A hollow-cathode lamp is()
A.A broad-band light source B.A narrow-band light source C.A light detector D.Not a light source
单项选择题可提高Al元素的原子化效率的方法是()
A.加快喷雾速度 B.降低火焰温度 C.在待测溶液中加入消电离剂 D.用石墨炉原子化器代替火焰原子化器