The application GC-MS Technology in petroleum and chemical industry, medicine, food analysis, biological chemistry, environmental science and earth chemistry, and so on was reviewed.

本文对气—质联用技术在石油化工、 医药、食品、生化、环境、 地球化学等方面的应用作了综述性报道。

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Petroleum primarily consists of reduced hydrocarbons, and their selective oxidation chemistry remains one of the foremost challenges in the chemical industry.

石油主要由还原型的碳氢化合物组成，因此它们的选择性氧化反应研究就成为化学工业中最重要的挑战性课题之一。

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The properties of inner liner stainless steel compound pipes and their application in petroleum, chemistry, hygiene and food industry are introduced.

概述了内衬不锈钢复合管的特性及其在石油、 化工、卫生、食品加工等领域的应用。

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