中科炼油三部1月磨煤机配件中科(广东)炼化有限公司O形密封圈\ZGM123G-III ?700x10/MG53.11.09/氟橡胶O形密封圈\ZGM123G-III ?530x10/MG53.11.09/氟橡胶轴套\ZGM123G-III MG53.11.09/38CrMoAl油封支环\ZGM123G-III MG53.11.09/Q235-A径向油封\ZGM123G-III MG53.11.09/氟橡胶O形密封圈\ZGM123G-III ?330x10/MG53.11.09/氟橡胶辊套\ZGM123G-Ⅲ 20MG53.11.09.99J-DH碳晶密封环\ZGM123G-II 61MG50.11.06/65Mn+浸锑石墨
2026-01-13