Home / Standards / GB/T 4549.7-1984 GB/T 4549.7-1984 Abolished Rolling stock terms--Heating, ventilation and air conditioning equipment 铁道车辆名词术语 采暖、通风及空气调节装置 Standard Type GBT ICS 45.060 CCS S50 Status 废止 Issue Date 1984-07-03 Implementation 1985-05-01 Responsible Dept N/A Drafting Unit N/A