doublenessn.二倍诡计
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double-layer reticulated dome双层球面网壳
double-sided spinning machine双面纺丝机
double-twist twisting machine倍捻捻线机
double-byte character session双字节字符会晤
Double pull-in torque driving倍式转动
double-ended grinding machine双端磨床
double-layer ring-stiffened双层加肋
double cone rotary vacuum dryer双锥形回转真空干燥器