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| petrochemical products | |||
| petrochemical Chemicals manufactured from the products of oil refineries, based largely on ethylene, propylene and butylene produced in the cracking of petrol fractions (从炼油厂产品制造得到的化学制品，主要根据乙烯、丙烯和丁烯通过裂化生产得到的汽油分类。) | |||
| petrochemical | |||
| petrochemicals; petroleum chemicals | |||
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| petrochemical | |||
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石油 化学 产品 : 7 phrases in 2 subjects |
| Chemistry | 1 |
| Technology | 6 |
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