石油化学品工业 petroleum chemicals industry 无机化学品工业 inorganic chemicals industry ..
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Nevertheless, the main objective in producing chemicals from petroleum is the formation of a variety of well-defined chemical compounds that are the basis of the petrochemical industry.
不过,从石油生产化学制品的主要目的在于,生产出大量具有明确界定的化合物,以奠定石化工业的基础。
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