FCC raw material oil-decompressed wax oil is used as extraction agent to pretreat FCC phenol-bearing wastewater.

作者选用催化原料油—减压蜡油为萃取剂，对催化裂化含酚废水进行脱酚预处理。

youdao

The raw material for the tyre is a byproduct of oil refining.

这种轮胎的原料是汽油提炼的副产品。

《柯林斯英汉双解大词典》

Oil remains a vital raw material, but bits and bytes have become one too.

石油仍然是一项至关重要的原材料，但比特和字节也已经成为了另一项。

youdao

Unlike conventional plastics, their ultimate raw material is not oil, but maize.

ECONOMIST: Evanescent or evergreen?

For 3, once nylon had been discovered and proven useful, the race was on, given the supply of cheap oil (the main raw material) post WWII, from the Arabian Gulf.

FORBES: NextBigThingOlogy: The World After Facebook

What appears to be happening is that raw material producers like Russia and some of the oil producers in developing countries, are making a quiet but concerted effort to have a bigger share of the wealth which seems constantly to be radiating from the huge US economy.

BBC: Steel production