单词	power level gain
释义	power level gain 功率电平增益
随便看	standard statistical routines standard statistical tabulation standard statistical test standard status standard status crime standard steam standard steam pressure standard steam table standards technicaladvisory group standard steel standard steel ball standard steel construction standard steel ingot mould standard steel section standard steel window section standard step method standard stereogram standard stiffness standard stimuli standard stimulus standard stock standard stocks standard stock solution standard stop standard stopping cross section