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oil refining
oil 炼油; 石油炼制
tech. 石油炼制，炼油
oil refining The separation of petroleum mixtures into their component parts
environ. 炼油 (石油混合物分离成其组成部分。)
oil refining
: 27 phrases in 9 subjects
Agriculture2
Chemistry2
Company name2
Earth sciences1
Finances1
General1
Oil / petroleum8
Oil processing plants1
Technology9

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