double PID双PID
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double-prime sequences双素数序列
double-reversal system双互换制度
double-lever mechanism双杆机构
double line ground fault双线接地故障
double - sides lapping双面研磨
double-inputs receiver双输入接收机
double-shell structure双壳结构
double hinged swivel arm复式转臂
double stars positioning双星定位
double-row bamboo pile双排毛竹桩