doubledeckn.双层结构adj.双层的
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double row cowshed双列式牛舍
double-turn jump转体两周跳
Double pole filter双极点滤波器
double row of dots双排点纸
double lever brake双杆闸
Double closed ring双闭环
doublestranded RNA双链RNA
doublelength shift双长度转换
double laser pulse双脉冲
double jacket hose双外层水带