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English versions: GB 15093-2025
English versions: GB/T 13523-2024
GB 12358-2024_Chinese: Gas detection and alarm instruments for workplace - General technical requirements (Chinese: 作业场所环境气体检测报警仪器 通用技术要求)
English versions: GB 20943-2025
4-2025_Chinese: Instruments for stage measurement - Part 4: Ultrasonic stage recorder (Chinese: 水位测量仪器 第4部分：超声波水位计)
GB 5768.1-2025 Chinese PDF GB 5009.304-2025 English versions: GB 15093-2025GB 5768. 1 2025_Chinese: Traffic signs and markings Part 1: General (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 5768. 1 2025
US$ 16.95
US$ 28.95
US$ 12.95
