GB/T 45618-2025 Chinese PDF (GB /T45618-2025) GB/T 19405.3-2025 4-2025_Chinese: Acoustics - Laboratory measurement

4-2025_Chinese: Acoustics - Laboratory measurement of sound insulation of building elements - Part 4: Measurement procedures and requirements (Chinese: 声学 建筑构件隔声的实验室测量 第4部分：测量程序和要求)

GB/T 22285-2025_Chinese: Duroc breeding pig (Chinese: 杜洛克猪种猪)

62-2025_Chinese: National food safety standard - Food contact materials and products - Determination of migration and release of N-nitrosamines (Chinese: 食品安全国家标准 食品接触材料及制品 N-亚硝胺类化合物迁移量和释放量的测定)

2-2025_Chinese: Packaging - Plastics drums - Part 2: Non-removable head (tight head) drums with a nominal capacity of 208

GB/T 45318-2025_Chinese: Polyethylene terephthalate(PET) beer bottle (Chinese: 聚对苯二甲酸乙二醇酯（PET）啤酒瓶)

GB/T 45618-2025 Chinese PDF (GB /T45618-2025) GB/T 19405.3-2025 4-2025_Chinese: Acoustics - Laboratory measurementGB T 45618 2025_Chinese: Technical requirements for solar blind ultraviolet image intensifier (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45618 2025