查询词典 double-layered

double-acting hinge：双动铰链

"double-acting hammer","双动鎚" | "double-acting hinge","双动铰链" | "double-acting pawl","双动爪"

double-acting hinge：双向合页

double-acting hammer 复动式锻锤 | double-acting hinge 双向合页 | double-acting pawl 双动棘爪,双动爪

double-acting jack：双作用千斤顶

double-acting hinge 双面铰链 | double-acting jack 双作用千斤顶 | double-acting napping machine 双动起毛机

double-acting jack：双动千斤顶

"双动锤","Double acting hammer" | "双动千斤顶","Double acting jack" | "双动式打桩机","Double acting pile driver"

double-acting jack：雙勛千斤頂

雙動錘 Double acting hammer | 雙勛千斤頂 Double acting jack | 雙動式打樁機 Double acting pile driver

double-acting capstan：双动手摇绞盘

double 双重的 | double-acting capstan 双动手摇绞盘 | double-acting cylinder 双作用油缸

double-action press：复动式压力机

double acting compressor 双动式压缩机 | double action press 复动式压力机 | double apron drafting arrangement 双皮圈牵伸装置

double-action press：双动压机

"double action crankless press","双动无曲柄压机" | "double action press","双动压机" | "double alternate set saw","双齿交错锯片"

double-action press：双动冲床

double action clutch 双作用离合器 | double action press 双动冲床 | double action spring bolt 双面弹簧插销

double-action gin：双动式轧棉机

double-action disc harrow 双排式圆盘耙 | double-action gin 双动式轧棉机 | double-action hydraulic drawing press for sheet metal 双动

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