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- Check the pump liner and pistons. 检查一下缸套和活塞。
- The rubber formulation of oil pump bushing was designed by orthogonal testing method design for on NBR(N - 41 ). 选用丁腈橡胶（N-41）为基础胶，利用正交试验法设计出抽油泵衬套橡胶配方。
- The surface of 45 steel drilling pump liner was modified by plasma spraying and the ceramic coating of the liner was prepared. 摘要利用等离子喷涂技术对45号钢钻井泵缸套表面进行改性，制造金属陶瓷涂层缸套。
- All physical - properties of the vulcanizate achieved the property requirements of oil pump bushing according to the petroleum and natural gas industry standards (SY5549 - 92) at home. 硫化胶的各项物理机械性能均达到我国石油天然气行业标准（SY5549-92）中抽油泵村套橡胶性能要求。
- If the pressure should be too high, the pump liners would crack or break into pieces. 万一压力太大,泵的缸套就会碎裂。
- This article recommends the process of direct quenching after carburizing for sucker rod pump liners. 介绍了抽油泵衬套渗碳后直接淬火处理工艺。
- Steel-high chromium centrifugal cast drill pump liner 碳钢-高铬铸铁离心铸造钻井泵缸套的研究
- The liner ran down a fishing-boat during the dense fog. 班轮在浓雾中撞沉了一只渔船。
- To solve the problems with the measuring of the verticality of oil well pump liners, a simple measuring meter is designed. 为解决抽油泵衬套垂直度测量较困难的问题，根据抽油泵衬套的特点，设计了抽油泵衬套垂直度简易测量仪。
- Keywords drilling pump liner reconditioning technology; 关键词钻井系;缸套;修复;工艺;
- The liner flew straight to Nanjing. 客机直达南京。
- There is a rose bush in front of the office. 办公室前有一丛玫瑰。
- The bush was planted early on in the season. 树丛在植树季节一到时就种下了。
- Hundreds died when the liner went down. 班轮沉没时，有数百人罹难。
- Earlier, bush telegraph worked a treat. 人类早期传递信息的方法真棒，是件令人开心的事。
- There is a bush of bramble in front of the cabin. 小木屋前有一丛黑莓。
- The liner is making a round-the-world cruise. 客轮正在做环球航行。
- The liner has been refitted from stem to stern. 那艘班轮已经全面整修。
- Bush finally heading to White House. 美国大选落幕，小布什入主白宫。
- The liner is in dock for a refit. 班轮正在船坞修理。
