chlorine content短语¹⁴⁴⁹⁷²⁺² 基本例句 含氯量 However both the platinum dispersion and dehydrogenation activity are decreased along with the reduction of chlorine content after treatment in nitrogen at the same conditions as in air. 当在同样条件的氮气中焙烧时，铂即发生显著的烧结，脱氢活性也相应减小。 cnki