查询词典 double-layered

double thrust bearing：对向推力轴承,对向止推轴承

double-threaded screw 双头螺旋 | double-thrust bearing 对向推力轴承,对向止推轴承 | double-wedge 菱形的,双楔形的

double finder telescope：双焦取景器

double filtration ==> 双重过滤 | double finder telescope ==> 双焦取景器 | double flange ==> 双凸缘

double tee iron：工字钢,丁字钢

double strapped joint || 双面盖板接头 | double tee iron || 工字钢,丁字钢 | double tempering || 两次回火

double taker-in：双刺毛辊(纺织)

双耳受话器 double tail-phone receiver | 双刺毛辊(纺织) double taker-in | 双榫 double tenon

double taker-in：双刺毛辊

"double tail-phone receiver","双耳受话器" | "double taker-in","双刺毛辊" | "double tenon","双榫"

double swivel hook：双转环钩

697 双吸[式]泵 double suction pump | 698 双转环钩 double swivel hook | 699 双重拉伸试验 double tension test

double swivel hook：双旋转钩

double surface transistor 双面晶体管 | double swivel hook 双旋转钩 | double T joint 十字接头

double insulator string：双重绝缘子串

double insulator 双绝缘子 | double insulator string 双重绝缘子串 | double layer winding 双层绕组

double butt strap joint：双向搭板接合

648 双搭板 double butt strap | 649 双向搭板接合 double butt strap joint | 650 复[式]卡[钳] double calipers

double butt strap joint：双对接搭板接合

double bus 双汇流排 | double butt strap joint 双对接搭板接合 | double butt strap 双接贴板

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