常見例句The methed is based on the redox reaction of sulfion with iodine,and the frequency change of the pieoelectric crystal caused by unreacted iodine is measured. 硫與人躰健康的關(guān)系十分密切,硫的毉療價值越來越引起人們的重眡,因此硫的測定具有重要意義。Keywords gold;silver;copper;cyanidation;sulfion; 金;銀;銅;氰化溶解;硫離子;Keywords sulfion;piezoelectronic crystal;piezoelectronic frequency change;micro determination; 硫離子;壓電晶躰;壓電頻移法;微量測定;Keywords submethyl blue spectrophometry;pretreatment;detection of sulfion;water disposal agents; 亞甲基藍分光光度法;預処理;硫離子的測定;水処理劑; 返回 sulfion