GB 44022-2024 Chinese PDF GB 20052-2024 GB/T 45615-2025_Chinese: Systems and software

GB/T 45615-2025_Chinese: Systems and software engineering - Methods and tools for model-based systems and software engineering (Chinese: 系统与软件工程 基于模型的系统与软件工程方法和工具)

GB/T 45172-2024_Chinese: Sensory analysis methodology - Guidelines for the measurement of the performance of a quantitative descriptive sensory panel (Chinese: 感官分析方法 定量描述感官评价小组表现评估导则)

Delivery (PDF in Chinese): 2 working-hours typically

sensible systems for direct and indirect configurations (Chinese: 太阳能光热发电站 直接与间接式主动显热储热系统特性)

English versions: GB/T 44911-2024

GB 44022-2024 Chinese PDF GB 20052-2024 GB/T 45615-2025_Chinese: Systems and softwareGB 44022 2024_Chinese: Safety technical specification for ammonium nitrate (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 44022 2024