GB/T 7247.1-2024 Chinese PDF (GB/T7247.1-2024) GB/T 18262-2024 English versions: GB/T 13818-2024

English versions: GB/T 13818-2024

5-2024_Chinese: Interface specification for signal in space of BeiDou satellite navigation system - Part 5: Open service signal B2b (Chinese: 北斗卫星导航系统空间信号接口规范 第5部分：公开服务信号B2b)

45-2024_Chinese: Electrostatics - Part 4-5: Standard test methods for specific applications - Methods for characterizing the electrostatic protection of footwear and flooring in combination with a person (Chinese: 静电学 第4-5部分：特定应用中的标准试验方法 人/鞋/地系统的静电防护特性表征方法)

2-2024_Chinese: Cast iron pipe flanges - Part 2: Class designated (Chinese: 铸铁管法兰 第2部分：Class系列)

English versions: GB/T 17903

GB/T 7247.1-2024 Chinese PDF (GB/T7247.1-2024) GB/T 18262-2024 English versions: GB/T 13818-2024GB T 7247. 1 2024_Chinese: Safety of laser products Part 1: Equipment classification and requirements (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 7247. 1 2024