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- piston packing expander 皮碗弹簧圈
- Based on the analysis of the failure cause of piston packing ring,air valve and unit pipeline vibration,the methods to solve are proposed. 本文在分析了由活塞密封环、气阀及机组管道振动引起压缩机产生故障原因的基础上,提出了相应的解决办法。
- All the apprentices rushed to help fit the piston. 徒工们都跑过来帮助装活塞。
- Get lathe No.9 set to turn the new piston. 把九号车床调好来车这个新活塞。
- The company is eager to expand into new markets. 那家公司急欲开辟新的市场。
- Let's pack up and spend a week in the countryside. 咱们收拾好东西到乡下去过一个星期吧。
- Phillip is packing up his goods. 菲利普正包装他的货物。
- How would you pack the goods we have ordered? 我们订购的这批货，不知你们是怎么包装的？
- The piston seems ok. Maybe something else is wrong. 活塞似乎没问题。可能别的什么东西坏了。
- He used to smoke a pack of cigarette a day. 他过去经常一天抽一包香烟。
- We leave tomorrow but I haven't begun to pack yet! 我们明天动身，但我现在还没开始收拾行李呢！
- Metals expand when they are heated. 金属遇热则膨胀。
- The ship was nosing a way through the ice pack. 轮船小心地通过大块浮冰。
- Our packing method shall be improved. 我们的包装方法应加以改进。
- Don't forget to pack your toothbrush! 别忘了把牙刷放到箱子里去！
- The king sought to expand his realm. 国王谋求扩大领土。
- They conferred on the best way to expand business. 他们商议扩展业务的最好方法。
- Would you expand on the matter a little further? 请你再进一步谈谈这件事好吗?
- I'll be packing up my thing then. 那时候我在收拾行李。
- The petals of many flowers expand in the sunshine. 许多花的花瓣在阳光中绽放。
