您要查找的是不是：
- Mathematical model of gas networks hydraulic calcu lation by node method is introduced,and hydraulic calculation is done by linear method. 介绍了采用燃气管网节点法水力计算的数学模型,运用线性化法进行水力计算。
- The papes reports on-line emengency repair methods and other on-line pipeline maintenances to maintain the coal gas network in normal operation. 介绍了为维持煤制气管网正常运转，采取的带气抢修方案和包扎堵漏法等带气管线维修方法。
- Houston has become petroleum and the petroleum and chemical centre, gas network of pipe lines point assembling , centre being also that the astronavigation studies and develops. 休斯敦现已成为石油与石化中心，天然气管道网的汇集点，也是宇航研究和发展的中心。
- Phar-maceuticals,electric power,metallurgy,fertilizer and urban fuel gas network etc.,some of our products are exported to US, Brazil ,Southeast Asia,ltaly and etc. 产品除供应国内大型石油、化工、医药、电力、冶金、化肥、城市燃气网等行业外，部分产品出口美国、巴西、东南亚、意大利等国家。
- When a natural gas network is done off-line numerical simulation,every pipeline needs be distributed initiatory flow as the initiatory value of iterative computation. 在对天然气管网进行离线数值模拟计算时,需要给各管段分配初始流量,并作为迭代计算的初始值。
- It also proposes the solution of virtual code and realizes clients/server database, and indicates that this software can be used for development of telemetry software for, urban water supply network and gas networks. 该软件对于城市供水管网、煤气管网等分散型管网的监测软件的编制有一定的参考价值。
- The company is specializing in the production of petrochemical plant equipment professionals. After ISO9001 certification. Products are widely used in major oil fields, and city gas network. 公司是专门生产石油化工设备的专业厂。经过ISO9001体系认证。产品广泛应用于各大油田，及城市燃气管网。
- Initiatory Flow Distribution of Natural Gas Network 天然气管网的初始流量分配
- Leakage Survey and Rush-repair of Gas Network 燃气管网的巡线检漏与抢修
- I'll refill my cigarette lighter with gas. 我将给打火机再灌满汽油。
- the layout of natural gas network 天然气管网设计
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- We are well served with gas in this town. 这个城镇煤气供应得很好。
- gas network equipment inspection ISO9001标准
- He cooks his meal with a gas stove. 他用煤气炉做饭。
- Don't forget to drop by at the gas station. 别忘了到煤气站去看看。
- I was given gas when they pulled my tooth out. 给我拔牙时用了一氧化二氮。
- His long speech was nothing but gas and hot air. 他的长篇大论只是吹牛和空话。
- The gas main explode and set fire to the house. 煤气总管爆炸引起房子失火。
- A whole tankful of gas dropped away because of the tiny leak. 由于这个小小的漏洞，整整一油箱的汽油都漏光了。
