double rig双隐睾
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double isotope dilution analysis双同位素稀释分析
double end tungsten halogen lamp双端卤钨灯
double offset expansion U-bend双效U形补偿器
double-properties turbine disk双性能涡轮盘
double-signal telegraph keying双极信号电报键控
double-layer cylindrical shell双层柱面网壳
double eccentric butterfly valve双偏心蝶阀
double-lumen endotracheal tube双腔支气管导管
double antibody radioimmunoassay双抗体法放射免疫分析(法), 双抗体放射免疫测定法