YY/T 1949-2024 Chinese PDF (YY /T1949-2024) GB/T 18216.11-2024 GB/T 45573-2025_Chinese: Evaluation and measurement

GB/T 45573-2025_Chinese: Evaluation and measurement methods for vibration level of gas fuel combustion chambers (Chinese: 气体燃料燃烧室的振动等级评价及测量方法)

GB/T 7143-2025_Chinese: Methods for chemical analysis of silica sand for foundry (Chinese: 铸造用硅砂化学分析方法)

39-2025_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 39: Calcined gypsum enterprises (Chinese: 温室气体排放核算与报告要求 第39部分：建筑石膏生产企业)

English versions: YY/T 0294

GB/T 36217-2025_Chinese: Ships and marine technology - Ship's mooring and towing fittings - Universal fairleads with upper roller (Chinese: 船舶与海上技术 船舶系泊和拖带设备 带上滚柱导缆器)

YY/T 1949-2024 Chinese PDF (YY /T1949-2024) GB/T 18216.11-2024 GB/T 45573-2025_Chinese: Evaluation and measurementYY T 1949 2024_Chinese: Artificial intelligence medical device Specific requirement for datasets: color fundus images of diabetic retinopathy (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: YY T 1949 2024