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- The old gas lighting has been replaced by electricity. 旧式煤气灯照明已经为电所取代了。
- old gas network 老燃气管网
- Developers want to build on the site of the old gas works. 开发商想在原煤气厂上建房。
- I could smell the broth simmering in a blue-speckled enamelware pot on top of the old gas stove. 我已闻到旧煤气炉上有蓝色斑点的搪瓷锅里炖的肉汤的香味。
- 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。
- 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。
- The old boy network helps in getting jobs. 找工作时校友关系很管用。
- He is a great guy, a chip off the old block. 他是一位好人，就像他父亲一样。
- That old man is a fount of wisdom. 那个老人有无穷的智慧。
- The old farm has been split up into house lots. 这古老的农场已被划分为一块块的宅地。
- The old man stared the uninvited guest up and down. 老人把不速之客上下打量了一番。
- 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。
- Initiatory Flow Distribution of Natural Gas Network 天然气管网的初始流量分配
- That old block of flats is a real eyesore! 那座旧公寓真不顺眼！
- Leakage Survey and Rush-repair of Gas Network 燃气管网的巡线检漏与抢修
- He has planned to lacquer the old table. 他计划给旧桌子上一层漆。
- I'm afraid the old gramophone has conked out. 恐怕这架旧唱机已出故障了。
