Home / Standards / HG 2263-1992 HG 2263-1992 单级悬臂双作用液环式氯气泵型式与基本参数 单级悬臂双作用液环式氯气泵型式与基本参数 Standard Type HG ICS 71.120 CCS G92 J71 Status N/A Issue Date N/A Implementation N/A Responsible Dept 发布日期:1992-01-08 Drafting Unit N/A