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4-tetramethyl-1
GB/T 22321
English versions: GB/T 30134-2025
tests and test conditions - Part 41: Energy registration methods and requirements for multi-energy and multi-rate meters (Chinese: 电测量设备 通用要求、试验和试验条件 第41部分：多电能和多费率仪表的电能计度方法和要求)
boats and internal combustion engines - Radio disturbance characteristics - Limits and methods of measurement for the protection of on-board receivers (Chinese: 车辆、船和内燃机 无线电骚扰特性 用于保护车载接收机的限值和测量方法)
GB/T 38659.5-2025 Chinese PDF (GB /T38659.5-2025) GB/T 20014.28-2025 4-tetramethyl-1GB T 38659. 5 2025_Chinese: Electromagnetic compatibility Risk assessment Part 5: 150 kHz~30 MHz conducted disturbance (Chinese: 5150kHz~30MHz) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 38659. 5 2025
