常見例句雙語例句Petroleum primarily consists of reduced hydrocarbons, and their selective oxidation chemistry remains one of the foremost challenges in the chemical industry.石油主要由還原型的碳氫化合物組成,因此它們的選擇性氧化反應(yīng)研究就成為化學工業(yè)中最重要的挑戰(zhàn)性課題之一。 返回 chemistry of petroleum hydrocarbons