重质油

zhòng zhì yóu

重质油 — zhòng zhì yóu

1. heavy oil; heavy crude (petroleum fraction with relatively high density and viscosity, e.g. residual fuel oil)

   炼厂需要对重质油进行进一步加工以降低硫含量。 liànchǎng xūyào duì zhòng zhì yóu jìnxíng jìnyībù jiāgōng yǐ jiàngdī liúhánliàng — The refinery needs to further process the heavy oil to reduce sulfur content.