Home / Standards / LD/T 45.9-2003 LD/T 45.9-2003 Active 铁路电力工程劳动定员定额 Standard Type LD ICS N/A CCS N/A Status Active Issue Date 2003-12-25 Implementation 2004-04-01 Centralized Committee 劳动和社会保障部 Issuing Authority 劳动和社会保障部