double PID双PIDdoubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double negative material双负介质double random scrambling双随机置乱Double-blank-control双空白对照double headed coil stand双卷开卷机支座double CPU for redundant双CPU冗余Double capsu-lorrhexis双撕囊double ended micromodule双端出线微型组件double webbed plate arch双腹板拱double pulsed MIG/MAG双脉冲MIG／MAG焊double core plastic wire双芯塑料线