GB/T 14048.1-2023 Chinese PDF (GB/T14048.1-2023) GB 43631-2023 GB/T 21307-2025_Chinese: Roller gin (Chinese:

GB/T 21307-2025_Chinese: Roller gin (Chinese: 皮辊轧花机)

GB/T 20236-2025_Chinese: Accelerated outdoor weathering test methods for nonmetallic materials using concentrated natural sunlight (Chinese: 非金属材料的聚光加速户外暴露试验方法)

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 44965-2024_Chinese: Determination of β-apo-8′-carotenoic acid ethyl ester in feeds - High performance liquid chromatography (Chinese: 饲料中β-阿朴-8′-胡萝卜素酸乙酯的测定 高效液相色谱法)

GB/T 14048.1-2023 Chinese PDF (GB/T14048.1-2023) GB 43631-2023 GB/T 21307-2025_Chinese: Roller gin (Chinese:GB T 14048. 1 2023_Chinese: Low voltage switchgear and controlgear Part 1: General rules (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 14048. 1 2023