查询词典 double

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

double epicyclic train：双周转轮系

"double entry compressor","双进口压缩机" | "double epicyclic train","双周转轮系" | "double equilibrium static diagram","双平衡状态图"

double en suite：双人套间

double bedroom (备有一张双人床的)双人间 | double en suite 双人套间 | double entry 复式记录,复式分录

double elliptic spring：双椭圆弹簧

double electric layer ==> 双电层 | double elliptic spring ==> 双椭圆弹簧 | double elliptical cavity ==> 双椭圆腔

double-reed：双簧的

double-quick 跑步 | double-reed 双簧的 | double-ripper 双联雪橇

double-reed：双簧

"复乐段","Double period" | "双簧","Double reed" | "双簧乐器","Double reed instrument"

double-reed：双筘

double ram press 双活塞压机 | double reed 双筘 | double ribbed goods 拉舍尔双面织花带织物

Double-Reed Instrument：(双簧乐器)

"双簧","Double reed" | "双簧乐器","Double reed instrument" | "双根音","Double root"

air ventilator：通风管

air purifier 空气滤清剂 | air ventilator 通风管 | air-bleed 空气分泄器

sound motion picture, talkie：有声电影

silent cinema, silent films 无声电影 | sound motion picture, talkie 有声电影 | cinemascope, CinemaScope 西涅玛斯科普型立体声宽银幕电影,变 形镜头式宽银幕电影