单词	墙壁座基
释义	同牆壁座基
随便看	series of variates series of wave series of x-ray lines series of years series of years, series ohmmeter series operation series-opposing series-opposing connection series-opposition bridge series output system series parallel series-parallel series parallel circuit series-parallel circuit series-parallel circuits series-parallel comparator series parallel connection series-parallel connection series-parallel contact network series parallel control series-parallel control series parallel controller series-parallel controller series-parallel counter