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- Keywords Crank of oil extracting pump;Large orifice discharge;Moduli calculation method;Design of gating system; 抽油机曲柄;大孔出流;收缩模数法;浇注系统设计;
- Crank of oil extracting pump 抽油机曲柄
- Technological Design of Gating System as Riser For the As-cast Iron Crank Casting of Oil Extracting Pump 抽油机曲柄铸铁件浇注系统当冒口的工艺设计
- The price of oil has suddenly rocketed up. 石油价格突然飞涨。
- The country has abundant supplies of oil. 这个国家的石油供应充裕。
- The price of oil have reach$30 a barrel. 石油的价格已涨到每桶30美元。
- A pump that keeps a supply of oil on moving parts. 保持移动部分的油量供给的。
- How much does a barrel of oil cost? 一桶石油要多少钱?
- The crank of the wheelchair is broken, ask someone to repair it. 轮椅上的摇把坏了，你找人修一下吧。
- There is a slick of oil on the water. 水面上有一片浮油。
- Mexico has a large surplus of oil. 墨西哥有大量过剩的石油。
- Aim at the characteristics that parts of oil wells of oil-field in Jiangsu locate the Hongze area floodway in the lake,which designed a kind of lake area oil extraction terrace. 针对江苏油田部分油井位于洪泽湖区泄洪道上的特点,设计了一种湖区采油平台。
- Using tech of oil extraction and test with intermission and constant production to low percolation reservoir can prevent energy near borehole from crocking up quickly. 对于低渗透储层采用间歇定产试采,可以防止井筒附近能量衰竭过快。
- Aim at the characteristics that parts of oil wells of oil-field in Jiangsu locate the Hongze area floodway in the lake, which designed a kind of lake area oil extraction terrace. 摘要针对江苏油田部分油井位于洪泽湖区泄洪道上的特点，设计了一种湖区采油平台。
- To solve the problem that manpower is also used in monitoring oil extractors, a remote on-line monitoring system of oil extractor in oil field based on GPRS was introduced. 摘要针对油田抽油机的监测仍采取传统人工方式，设计了基于GPRS的油田抽油机远程在线监控系统。
- Last year there was a big supply of oil and the price hit bottom. 去年石油供给充足，价格降到最低点。
- The effect of oil extraction methods on the demulsification of produced liquid were investigated in laboratory experiments in artificial crude oil emulsions. 通过室内模拟试验评价了驱油方式对采出液化学破乳+效果的影响。
- Consumption of oil increase even after it rise in price. 即使涨价后石油的消费仍在增长。
- Theory and reality prove that it has very good benefit to society and economy,because this way of oil extraction provides kinds of level voltage in a platform. 理论和实践经验证明：这种方式采油，可在同一井组提供多种不同电压等级的电压，具有较好的社会效益和经济效益。
- A low number; a low grade of oil. 一个小的数; 低级油
