double bar超棒眼
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double- teaching troops双师型队伍
double-channel impeller双流道叶轮
double voltage connection倍压连接
double stapling technique双吻合器
double-dalta connection双三角形接法
double barrelled gun sign双管枪征, 平行管征
double-deck exhaust box双层排气箱
double-dragon lampstand双龙灯座
double-clad fiber laser双包层光纤激光器
double precision hardware双倍精度硬件