中科化工三部、炼油五部压缩机配件中科(广东)炼化有限公司填料环组件\4M16-104/0.25-6.5 CL-4M16(18)-31-01/PTFE一级活塞环\DW-11.5/1.8-18 002J-21-02一级支承环\DW-11.5/1.8-18 002J-21-04二级活塞环\DW-11.5/1.8-18 002F-21-03二级支承环\DW-11.5/1.8-18 002F-21-04刮油环\DW-11.5/1.8-18 002J/002-07-04填料组件\DW-11.5/1.8-18 CL-002J/002-32-00填料组件\DW-11.5/1.8-18 CL-002J/002-31-00
2025-12-09