Home / Standards / GB/T 20846 GB/T 20846 Active Shipbuilding—Ventilation and air-treatment of galleys and pantries with cooking appliances 造船 厨房和具有烹调设备的配餐室的通风及空气处理 Standard Type GBT ICS 47.020.90 CCS U13 Status 现行 Issue Date 2016-12-30 Implementation 2017-07-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委