查询词典 double back

double radial engine：双径向发动机

double pyramid 对顶棱锥 | double radial engine 双径向发动机 | double rate meter 双费制电度表

double radial engine：双排星形发动机

"double rack","双齿条" | "double radial engine","双排星形发动机" | "double rail track circuit","双轨轨道回路"

double recessive：双隐性

double minute chromosome 双微染色体[所携带基因得到扩增的成对额外小染色体] | double recessive 双隐性 | double resonance 双共振

double-articulated reductor：二级链式减速器

double-armature motor 双电枢电动机 | double-articulated reductor 二级链式减速器 | double-axe cleavager 双斧劈木机

double-articulated reductor：链式二级减速器

double-armature motor 双电枢电动机 | double-articulated reductor 链式二级减速器 | double-banking 并靠

double roving：双捻(粗纺织)

双索挖斗 double rope grab | 双捻(粗纺织) double roving | 双列滚珠轴承 double row ball bearing

double roving：双捻

"double rope grab","双索挖斗" | "double roving","双捻" | "double row ball bearing","双列滚珠轴承"

double-edge safety razor blade：双面安全刀片

double-edge prunning saw 双边齿修树锯 | double-edge safety razor blade 双面安全刀片 | double-effect lithiumbromide absorption refrigerating machine 两效型溴化锂吸收式制冷机

double satin weave：双面缎纹组织

雙面有光緞帶 double satin ribbon | 雙面緞紋組織 double satin weave | 雙螺旋;雙螺桿 double screw

double scull：双人划船

double roll 雙人滾翻 | double scull 雙人划船 | double serpentine line 雙曲線

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