double KTP双KTPdoubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double parallelexpansion valve双路并联膨胀阀double heat staking eonnection双热熔连接double - effect distillation双效精馏double-factor authentication双因素身份认证double screw extrusion process双螺杆成型工艺double-difference relocation双差地震定位double-face carborundum disk双面金刚砂片double double-jointed swivel复式转座Double diamantane hydrocarbons双金刚烷double transposition skin flap双易位皮瓣