petro-,石油的，chemical,化工产品。

1. Refinery and petrochemical operation produce a variety of byproduct gases.

炼油厂和石油化工生产中生成各种副产气体.

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2. A petrochemical complex is to be built here.

这儿将建造一个石油化学联合企业.

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3. Quangang District is a newly developed petrochemical industry center.

泉港区是一个新兴的石化工业基地.

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4. Nickel naphthenate is used broadly in petrochemical and chemical scopes.

环烷酸镍是石油化工领域内的重要助剂.

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5. Know of petrochemical industry requirement and situation on production, safety and technology.

对行业生产 、 安全、技术等情况和要求有了解.

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