petrochemical company的用法和樣例：
例句
- Tangshan Iron and Steel is part of the petrochemical enterprises spare parts suppliers.
是唐山部分鋼鐵石化企業的備品備件供應商。 - Meanwhile, according to PetroChina's marketing arrangement, the Company also sells, in this region, chemical products from other enterprises of PetroChina.
同時根據股份公司統銷安排，在區域內經銷中國石油其他石化企業生產的化工產品。
