double tee工形材
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double-end impendence method双端阻抗法
double light beam interference光束干涉
double flash electroretinogram双闪光视网膜电图, 双光视网膜电图
double permeability reservoirs双渗油藏
double-end spark plug wrench双头火花塞扳手
Double-pulsed electron beams双脉冲电子束
double epitaxial IC transistor双外延集成电路晶体管
double stroke solid die header双击整模冷镦锻机
Double-layer Spiral Inductor双层电感
double-ended secretion curet双头分泌物刮匙