Double CCD双CCDdoubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double post tool rest双柱车刀架double-mode cepheid双模造父变星double-word command双字命令, 通道控制双字double length working双倍精度工作double bud-grafting双芽接double motion turbine双动式汽轮机double-edge notched双边裂纹double-arch support连拱支护double - conversion二次变频double open type face双开式工作面