...轮袋表，令我想起许多往事，吾非五六十岁老人家，但据个人经验，工字轮袋表问题十居奇九系断车芯，小部份问题断发条(Mainspring)，记得九十年代初期广州仲有师父代客人种车芯，国内帅父会用纸筒钢线做物料。
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mainspring hook [仪] 发条钩 ; 主发条钩
mainspring winder [仪] 发条卷线器 ; 主发条卷线器 ; 发条缠绕器
penetration cable mainspring 进尺测量索恢复弹簧
alarm mainspring 闹钟发条
mainspring with sliding attachment 带滑动副发条的发条
mainspring gauge 发条尺寸
以上来源于: WordNet
N-COUNT If you say that an idea, emotion, or other factor is the mainspring of something, you mean that it is the most important reason or motive for that thing. 主要部分 [书面] [usu sing, usu 'the' N 'of' n]
My life has been music, and a constant search for it has been the mainspring of my life.
我为音乐而生，对音乐的不懈探索已经成为我生活的动力。
You begin to understand what actions were the mainspring of the story.
你开始明白什么是这个故事的主要情节了。
My life has been music, and a constant search for it has been the mainspring of my life.
我为音乐而生，对音乐的不懈探索已经成为我生活的动力。
You begin to understand what actions were the mainspring of the story.
你开始明白什么是这个故事的主要情节了。
In the early 1400s came the invention of the coiled spring or fusee which maintained constant force to the gear wheels of the timekeeper despite the changing tension of its mainspring.
在15世纪早期，人们发明了螺旋弹簧或均力圆锥轮，尽管它的主弹簧的张力不断变化，但仍能对计时装置的齿轮保持恒定的力。
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