residua oil的用法和樣例:
例句
- Pitch resin was synthesized from benzaldehyde and heavy oil residue.
利用純芳烴原料和重質渣油研製的瀝青樹脂具有優良的耐熱性。
- Developing residue oil hydrotreating processing technology is the main tendency of heavy oil deep processing in China.
摘要開發渣油加氫處理技術是我國重油深加工的主要發展方向。
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