Chemical & Petroleum Engineering 化学石油工程
Petroleum Chemical Engineering 石油化工
Chemical and Petroleum Engineering 化学和石油工程 ; 化学
Petroleum chemical engineering principle 石油化工原理
Chemical l and Petroleum Engineering 化学与石油工程
Petroleum and chemical engineering 石油和化工建设工程
Profession manufacturing metallurgy, the mineral mountain, petroleum, chemical engineering, the metal alloy bears wear-resistant products!
专业制造冶金，矿山，石油，化工，工程机械，合金耐磨产品。
The design and research of chemical tower equipment has an important status in chemical engineering and petroleum mechanical industry.
化工合成塔设备的设计和研究，在化工、石油机械工业中有着重要的地位和作用。
It is widely in sectors of petroleum, chemical engineering, power, printing and dyeing textile for heating and steaming system, condensation water recycling and over heating steam projects.
该阀广泛用于石油、化工、电力、纺织印染、等行业的各种蒸汽加热设备，蒸汽管网、凝汽管网、凝结水回收工程和低过热蒸汽工程。
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