查询词典 double back

double fertilization：双重受精

double dominant 双重优势种 | double fertilization 双重受精 | double flower 重瓣花

double fertilization：双受精; 双受精作用

double circulation雙循環 | double fertilization雙受精; 雙受精作用 | double heilx雙螺旋

double prism field glass：双棱镜望远镜

double pass planar dye laser amplifier 双程平面染料激光放大器 | double prism field glass 双棱镜望远镜 | double protractor 双斜量角器

Double figuration：二重音型法

"复呈示部","Double exposition" | "二重音型法","Double figuration" | "二主题复格","Double fugue"

double layer fluorescent screen：双层荧光屏

double layer fibre 双层型纤维 | double layer fluorescent screen 双层荧光屏 | double layer iron sheet electric furnace 双层铁皮电炉

double focusing：双聚焦

double fertilization 双受精 | double focusing 双聚焦 | double focusing mass spectrometer 双聚焦质谱仪

double focusing：氟哌啶醇说明书 spectrometer 双聚焦质谱仪

double focusing 双聚焦 | double focusing 氟哌啶醇说明书 spectrometer 双聚焦质谱仪 | double helix 双螺旋

double-acting hand force pump：双作用手摇泵

double-acting engine 双作用式发动机 | double-acting hand force pump 双作用手摇泵 | double-acting hinge 双面铰链

double-acting hand force pump：以作用手摇泵

double-acting engine 双作用式发动机 | double-acting hand force pump 以作用手摇泵 | double-acting oil cylinder 双作用油缸

double-acting hand force pump：双动式手摇泵

double acting engine 双动发动机 | double acting hand force pump 双动式手摇泵 | double acting pump 双动泵

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