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- An oil pipe is being laid between the two cities. 在两座城市间正在铺设一条油管。
- main oil pipe 主油管,主润滑油管
- Longkou City Automotive Oil Pipe Co., Ltd. 龙口市车辆油管厂。
- An oil pipe lies between the two cities. 两座城市之间有一条油管。
- Unscrew the oil pipe connection. 拧开油管接头。
- Through the analysis of oil pipe disabled, the main causes for disable oil pipe in Zhongyuan Oil Field has been determined as following: the inside wall of oil pipe damaged in notch by frictions, oil corrosion and the liquid washing out. 通过油管失效形貌的分析研究,确定了抽油杆摩擦致使油管内壁形成沟槽式破坏并伴随井内介质综合腐蚀和井内液体冲刷的共同作用,是中原油田油管失效的主要原因。
- The Ordovician Winnipeg may have been 200 my old or older during its main oil expulsion phase. 奥陶系Winnipeg组可能已处于主要石油排出期长达200百万年或更早。
- By 2005, all the gas stations, main oil storage tanks and the oil refinery enterprises in the city should have installed hermetical oil gas recovery facilities. 2005年前,全市加油站、主要储油库及炼油企业要实现油气的密闭回收。
- Closed Monday, the New York Mercantile Exchange's main oil futures contract closed at 54.50 U.S. dollars / barrel. 周一收盘时,纽约商业交易所的主力原油期货合约收于54.;50美元/桶。
- The rolling anticline associated with declining plate of growth fault is a main oil and gas accumulating position. 经研究可知,陆上及滨岸带与生长断层下降盘伴生的滚动背斜是主要油气聚集部位。
- The paleozoic source rock in North China went into the main oil generating period at the end of Triassic. 华北地区古生界生油岩在三叠纪末已进入主要生油期。
- Regular inspection to know whether the oil pipe joint is loose and change the seal parts timely to reduce oil leakage. 定期检查油管接头是否松动,及时更换密封件,减少机器漏油现象。
- The main oil pumps apply German Rexroth, HAWE series and Japanese Kawasaki series. 主油泵采用德国力士乐、哈威,日本川崎系列。
- The manufacture of oil pipe requires a steady rest that provides strength, accuracy and repeatability. 强度,精度及重复精度是油管加工的关键。
- Oil pipes freeze protcction, wax melting and thermal insulation. 石油管线防凝、解蜡和伴热保温。
- The main oil reservoir porosities in the rocks are primarily vesicles and secondary dissolution openings. 其主要储集孔隙为原生气孔和次生溶蚀孔(洞),构造裂缝及风化裂缝在油气运移过程中主要起输导管作用。
- If the valve does not confirm open in a reasonable time,steam is established to the oil pipe. 如果阀门在一定时间内无法确认是否打开,可以向油管内输送蒸汽。
- Finite element method (FEM) is commonly used in analysis of magnetic flux leakage (MFL) of defect of oil pipe. 有限元法广泛应用于石油管道缺陷漏磁场分析,成为替代物理试验,获得大量缺陷漏磁信号的有效手段。
- The results were showed that the noneffective heat treatment,large inclusion and keyway without R angle caused the fracture of main oil pump shaft. 结果表明,泵轴未经有效的热处理、边缘存在较大的夹杂物以及键槽未加工R角是导致泵轴断裂的主要原因。
- Our company specializes in manufacturing oil pipe, such as SEAMLESS, ERW, ect .using on the oil line... 发布者:赵会所在地:河北沧州市行业:建筑、建材职位:业务主管工作年限:一年以上