您要查找的是不是：
- It is of built-in type, single seal face, single spring and rubber-bellows mechanical seal. 内装式、单端面、单弹簧、橡胶波纹管机械密封。
- It is of externally-mounted type, single seal multi-spring and Teflon bellows transmission. 外装式，单端面多弹簧、聚四氟乙烯波纹管传动形式。
- But the temple is the perfect incomplete , Only a single seal letters, the powerplay Amamiya, how many people dare to cut Tian Lei unlimited? 但天宫是残缺的完美，封只有单封，能打的力天宫又有多少人敢无限天雷斩？
- Mechanical seal with inside mounted spring. 弹簧置于密封流体之内的机械密封。
- The letter was written on a single sheet of paper. 这封信只用一张纸写成。
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗？
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- One single, second class, to winchester, please. 买一张去温撤斯特单程二等票。
- He got over the stream with a single leap. 他一跃就跳过了小溪。
- The move water have mechanical energy. 流动的水拥有机械能。
- The bridge crosses the river in a single span. 河上那座桥是单跨桥。
- Do you want a single or a return ticket? 你要单程票还是往返票?
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- Blinking is a mechanical action of the eyelids. 眨眼是眼睑的无意识动作。
- I have had to work for every single penny I earned. 我挣的每一便士都是辛苦工作得来的。
- The huntsman fired a single shot at the lion and settled its hash. 猎人朝那只狮子开了一枪，把它打死了。
- Five twenties and ten single, please. 请给我5张20元的和10张1元的。
- She wore a single orchid on her evening dress. 她在晚礼服上缀着一朵兰花。
- A mechanical model of the solar system. 太阳系仪太阳系的机械模型
- In a strict, step-by-step or mechanical way. 机械地以严格的，一步一步的或机械的方式
