您要查找的是不是：
- flat balance spring 平游丝
- A metal collar used in watchmaking to join one end of a balance spring to the balance staff. 油丝固着环制表过程中将平衡发条一端与平衡轴杆相连接的金属环
- The spiral balance spring revolutionized the accuracy of watches, enabling them to keep time to within a minute a day. 螺形平衡弹簧是增进携表精确度的革命性发明，使得每天的误差不超过一分钟。
- The balance spring should be pinned up in a grooved plate with a stud having a rounded collar and cap. Mobile studs are allowed. 游丝必须采用宝玑式双层蓝钢游丝，超薄机芯使用单层的蓝钢游丝也可被接受。摆轮上的游丝头必须用单头有圆颈，可自由滑动式的活动金属压板锁紧固定，或以可调校式的支撑螺旋栓也可接受。
- Calibre 3130, 42 hrs power reserve,31 jewels,No Date - Microstella regulating system with free-sprung balance, Breguet overcoil balance spring and Kif shock absorption. 很好的选择。自己觉得唯一的缺点就是没有日期;不过不是每个人都很在乎的。哈哈.;楼主选她不会错的。
- Made of a special alloy, the balance spring is fabricated exclusively by Nivarox (Swatch Group).Its complex set-up requires craftsmen dedicated to this task only. Swatch集团的Nivarox 公司，出品采用合金材料的擒纵杠杆，生产这种产品这需要非常好的手艺。
- The man jacked up his car to fix a flat tire. 那人用千斤顶把他的汽车顶起以修理漏气的轮胎。
- He stumbled over a stump and fell flat on his face. 他给树桩一绊，摔了个嘴啃泥。
- He spread the map flat out on the floor. 他把地图平铺在地上。
- Our present lease on the flat expires next month. 我们这套公寓的租约下月到期。
- The flat will be refurbished for the new tenants. 这套房间将重新粉刷以接纳新房客。
- She is buying a flat close to her office. 她正在购买一套靠近她办公室的单元房。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- She lay flat on her back in the warm sunshine. 她在温暖的阳光下平躺著。
- The lease on our flat runs out in a few months. 我们公寓的租约还有几个月就到期了。
- The colours used are flat and unvaried. 使用的颜色既单调又无层次。
- Griddles are used for cooking flat cakes. 这个浅锅是用来烤蛋糕的。
- I got a flat tire of the rear wheel of my bicycle. 我自行车的后轮车胎没气了。
- He's asking 80 a month rent for that flat. 那套房间月租他要80英镑。
- Losing balance, he plumped against the doorpost. 没有站稳，他一头撞在门柱上。
