petroleum processing and refining
... Petroleum Refining Device 石油精练装置 Petroleum processing and refining 炼油厂 Petroleum Refining in Australia 澳大利亚石油冶炼业研究报告 ...
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petroleum processing and refining
石油加工和炼制
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Industrial activity is predominantly in food processing, chemicals, petroleum refining, and electrical machinery.
FORBES: Netherlands