If all the equity oil produced outside China were transported home (which it is not) it would still only meet a fraction of the country's import needs.
如果把中国境外所有的股权石油都运回国内(目前并未如此)，也只能满足中国一小部分进口需求。
Then, according to chemical kinds, components and their aromatic characteristics of rose essential oil produced in China were summed up.
对玫瑰精油制备方法进行了综述。按照化学物种类归纳了国产玫瑰精油的化学成分并对其香气特征进行了分析。
There is a large difference in the perforation performances between imported casing pipes of oil layer and that produced in China recent years.
近年来，我国使用的进口和国产油层套管中，射孔性能的差异很大。
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