Petroleum acid in the fraction oil is the main reason that the fraction oil processing equipment to corrode, fraction oil product operational perform(?) nce unqualified.

馏分油中的石油酸是造成馏分油加工设备腐蚀，馏分油产品使用性能不合格的主要原因。

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The reasons for price of acrylic acid being rapidly increasing are narrated, i. e. price increasing of petroleum in international market and implementation of anti-dumping twice at home.

分析了国内丙烯酸及丙烯酸酯价格飚升的原因：国际石油价格的上涨以及国内两次实施的反倾销措施。

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Naphthenic acid alkanolamide was synthesized as flooding agent with petroleum naphthenic acid as starting material.

以石油环烷酸为原料制备出石油环烷酸烷醇酰胺类驱油用表面活性剂。

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Platinum: As a primarily industrial metal, platinum plays the role of catalyst in the processing of petroleum and chemicals such as nitric acid, fertilizers and synthetic fibers.

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The U.S. Department of Energy considers succinic acid to be a valuable commodity since it can be refined with less energy than petroleum.

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