单词	有效氢
释义	有效氢医available hydrogen
随便看	primary post-tonsillectomy hemorrhage primary potash fertilizer primary potassium phosphate primary potential customer primary potential difference primary pour-in-place primary poverty primary power primary power cable primary power cource primary power distribution primary power distributions Primary power grid of Yanan primary power level primary power plant primary powers primary power source primary power supply Primary Power System primary pradical termination primary precipitate primary-precipitated phase primary prescriptive primary press primary pressure