double cao双槽
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double peak fever双峰热
double fork lever双叉杆
double core cable双芯电缆
double focus tube双焦点管
double-hop path电波两次反射路径
double crank lock双曲柄闭塞器
double spike rate双穗率
double phase flow两相流
Double Size Boxes双浆槽
double-governorn.双重调节器