GB/T 34877.4-2024 Chinese PDF (GB/T34877.4-2024) GB/T 45447-2025 GB/T 32612-2025_Chinese: Textiles - Determination

GB/T 32612-2025_Chinese: Textiles - Determination of ethylene glycol ethers and related ester compounds (Chinese: 纺织品 乙二醇醚类及相关酯类化合物的测定)

GB/T 19514-2024_Chinese: Method of measuring volume for passenger car luggage compartment (Chinese: 乘用车行李舱容积的测量方法)

GB/T 45486-2025_Chinese: Ships and marine technology - Ballast water management systems (BWMS) - Computational physical modelling and calculations on scaling of UV reactors (Chinese: 船舶与海上技术 压载水管理系统（BWMS） 紫外反应器的比例缩放数值模拟与计算)

GB/T 45368-2025_Chinese: Leather - Specification for packaging of wet blue leather (Chinese: 皮革 蓝湿革包装规范)

GB/T 13296-2023_Chinese: Seamless stainless steel tubes for boiler and heat exchanger (Chinese: 锅炉、热交换器用不锈钢无缝钢管)

GB/T 34877.4-2024 Chinese PDF (GB/T34877.4-2024) GB/T 45447-2025 GB/T 32612-2025_Chinese: Textiles - DeterminationGB T 34877. 4 2024_Chinese: Industrial fans Determination of fan sound power levels under standardized laboratory conditions Part 4: Sound intensity method (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 34877. 4 2024