本论文在细致考察了旧燃气管道材质、腐蚀状况、土壤腐蚀性和腐蚀机理的基础上，提出对于旧管道采用胶带防腐层，新管道宜采用聚乙烯夹克防腐层的涂层防护措施。
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The technology of a new type spray drying flue gas desulfurization is contributed.
提出了一种新型喷雾干燥烟气脱硫工艺.
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Beijing is not the conductor, is a young MM. speak softly light the gas. also enthusiastic.
不像北京的售票员, 都是年轻MM.说话轻声轻气的. 还热心.
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The gas-ε turbulent model and the particle phase was modeled with kinetic theory of granular flow.
基于气体分子运动理论和颗粒动理学方法,建立多组分颗粒气固两相流等温流动模型.
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Water injection is commonly used by and gas fields and abroad to enhance oil recovery.
注水采油是国内外油气田普遍采用以提高采收率的主要措施.
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It'shows that oil and gas moves from source rock to reservoir rock in continuous phase.
研究认为,油气是以连续相的形式从源岩运移到储集岩的.
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The peak value also increased with the increase of frequency and gas gap distance.
脉冲电流幅值还随电源频率和间隙距离的增加而增加.
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结果表明:用生物膜填料塔对实际工业低浓度甲苯废气净化是可行的,净化效果良好.
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The influence of water content of the media on landfill gas migration is taken into account.
模型中考虑了填埋场中介质含水量变化对气体运移的影响.
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Yongqing County is rich in oil, gas, geothermal and other mineral resources.
永清县有丰富的石油 、 天然气 、 地热等矿产资源.
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分析阐述了国内外膜分离法天然气脱水的现状.
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限流孔板在石化 、 炼油及天然气净化厂设计中应用十分广泛.
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But they also produced what was in their world a poisonous gas-oxygen.
但他们同时也制造了在当时是毒气的气体 ---- 氧气.
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Hazard properties: Non-inflammable, emits poisonous gas by high temperature.
危险特性: 本身不能燃烧.受高热分解放出有毒的气体.
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The poisonous gas sent off by factories and autombiles has made the air unhealthy to breathe.
流鼻涕.工厂和汽车排出的有毒气体被吸入以后对人体有害.
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