查询词典 double-header

double rotary engine：双排缸旋转引擎

双滚子导索器 double roller chock | 双排缸旋转引擎 double rotary engine | 双排缸回转引擎 double rotary engine

double-flow reaction turbine：双流反动式汽轮机

double-faced pallet 双面托盘 | double-flow reaction turbine 双流反动式汽轮机 | double-flow steam turbine 双流式汽轮机

double-flow reaction turbine：双流反动式涡轮机

double-faced pile 双面绒 | double-faced satin 双面缎 | double-flow reaction turbine 双流反动式涡轮机

double radio source：射电双源

double quenching || 二次淬火,复淬 | double radio source || 射电双源 | double ratio || 交比,非调和比

double radio source：双电波源

double nebula 双星云 | double radio source 双电波源 | double reversal 双重自食(谱线)

double radio source：射电双源,双射电源

double quenching ==> 二重淬火 | double radio source ==> 射电双源,双射电源 | double rail logic ==> 双线逻辑

double-diffused phototransistor：双扩散型光电晶体管

double-diffused integrated circuit 双扩散集成电路 | double-diffused phototransistor 双扩散型光电晶体管 | double-diffused transistor 双扩散型晶体管

double-diffused phototransistor：双扩散光电晶体管

double-diffused mesa transistor || 双扩散台面式晶体管 | double-diffused phototransistor || 双扩散光电晶体管 | double-diffused planar transistor || 双扩散平面晶体管

double-focusing mass spectroscope：双聚焦质谱仪器

double-dry calorimeter,双干式热量计 | double-focusing mass spectroscope,双聚焦质谱仪器 | double-focus X-ray tube,双焦点X射线管

double helical gear：人字齿轮

double helical gear planer 人字齿轮刨床 | double helical gear 人字齿轮 | double helical mixer 双螺浆混合器

colonial rule：殖民统治

colonial protectorate;殖民保护地;殖民被保护国;; | colonial rule;殖民统治;; | Colonial Secretary;辅政司;;

matrimonial agency：婚姻介绍所

21 deep love 深沉的爱情 | 22 matrimonial agency 婚姻介绍所 | 23 lover,sweetheart 情人