GB/T 45172-2024 Chinese PDF (GB /T45172-2024) GB 31604.62-2025 GB/T 45131-2025_Chinese: Analysis of water

GB/T 45131-2025_Chinese: Analysis of water used in boiler and cooling system - Determination of phosphate

2-2024_Chinese: Devices and integration in enterprise systems - Function blocks(FB) for process control and electronic device description language(EDDL) - Part 2: Specification of FB concept (Chinese: 企业系统中的设备和集成 过程控制用功能块（FB）和电子设备描述语言（EDDL） 第2部分：FB概念规范)

2 (Chinese: 无损检测 超声检测试块 第2部分：2号标准试块)

English versions: GB/T 13208-2024

GB/T 12008

GB/T 45172-2024 Chinese PDF (GB /T45172-2024) GB 31604.62-2025 GB/T 45131-2025_Chinese: Analysis of waterGB T 45172 2024_Chinese: Sensory analysis methodology Guidelines for the measurement of the performance of a quantitative descriptive sensory panel (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45172 2024