炼油四部连续重整氢气增压机C3202B配件中科(广东)炼化有限公司二级活塞环\4M80-201/2.5-8.5-108/8-23.3-BX 7501-95/4F-11二级支承环\4M80-201/2.5-8.5-108/8-23.3-BX 4M80(55).22-02/4F-11气阀垫片\4M80-201/2.5-8.5-108/8-23.3-BX 厂7217-92/270/T3气阀垫片\4M80-201/2.5-8.5-108/8-23.3-BX Φ314×Φ297×2/T3
2026-10-13