dualizevt.使 ... 具有两重性(使 ... 二元化； 形成二体； 一分为二的)dualadj.双重的；成双的n.双数dual-coated fiber双涂覆光纤dual sub-problems对偶子问题dual power supplies双电源dual-rotor system双转子系统dual-media filter双层滤池dual simplex method对偶单形法,对偶单纯形法dual PWM converters双PWM变换器Dual rejection band双阻带dual channel system双通道系统Dual mode resonator双模谐振器