If a petrochemical feedstock manufacturer needs petroleum products for a trial run.
二制造石化原料工厂之试车，需使用石油制品。
Major chemical products of cellulose, nitrogenous fertilizer, and petrochemical products.
主要化工产品有纤维素, 氮肥和石化产品。
The convenient unweave type inline chemical pumps are the patent products for petrochemical process.
便拆式管道泵系石油化工流程泵，为国家专利产品。
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