GB/T 18690.4-2023 Chinese PDF (GB/T18690.4-2023) GB/T 45427-2025 GB/T 26436-2025_Chinese: Diagnostic techniques for

GB/T 26436-2025_Chinese: Diagnostic techniques for avian leukosis (Chinese: 禽白血病诊断技术)

English versions: GB/T 44967-2024

English versions: GB/T 45379-2025

English versions: YY/T 1183-2024

1-2025_Chinese: Configuration file exchange for industrial control system HMI - Part 1: General information (Chinese: 工业控制系统人机接口组态文件交互 第1部分：通用信息)

GB/T 18690.4-2023 Chinese PDF (GB/T18690.4-2023) GB/T 45427-2025 GB/T 26436-2025_Chinese: Diagnostic techniques forGB T 18690. 4 2023_Chinese: Agricultural irrigation equipment Filters for micro irrigation Part 4: Granulated media filters (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 18690. 4 2023