double lay双线铺设
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double crystal probe双晶片探头
double-side-band双边带
double stereo vision双目立体视觉
Double Seventh Night七夕节
double colors effect双色效应
double-contact key双触点电键
double-certificate双证书
double sided channel双边信道
Double extrapolation双外推法
double circuit tower双回直线塔