GB/T 24632.2-2024 Chinese PDF (GB/T24632.2-2024) GB/T 43253.2-2023 GB/T 45511-2025_Chinese: Industrial field communication

GB/T 45511-2025_Chinese: Industrial field communication quality inspection - General technical specifications (Chinese: 工业现场通信质量检测 通用技术规范)

GB/T 23506-2025_Chinese: The gas-fuel power set for oil pruduction drilling site (Chinese: 石油采油井场燃气动力机组)

English versions: GB/T 25715-2023

English versions: GB/T 44969-2024

dilute nitric acid and glacial acetic acid (Chinese: 工业硫酸、稀硝酸和冰醋酸单位产品能源消耗限额)

GB/T 24632.2-2024 Chinese PDF (GB/T24632.2-2024) GB/T 43253.2-2023 GB/T 45511-2025_Chinese: Industrial field communicationGB T 24632. 2 2024_Chinese: Geometrical product specifications(GPS) Roundness Part 2: Specification operators (Chinese: GPS 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24632. 2 2024