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English versions: GB/T 45015-2024
GB/T 45464-2025_Chinese: Test method for modifier content of SBS modified asphalt for road engineering (Chinese: 道路用苯乙烯-丁二烯-苯乙烯嵌段共聚物（SBS）改性沥青改性剂含量检测方法)
GB/T 22451-2024_Chinese: Common requirements of electromagnetic compatibility for radio communication equipment (Chinese: 无线通信设备电磁兼容性通用要求)
English versions: GB/T 45561
riboflavin
GB/T 19510.208-2023 Chinese PDF (GB/T19510.208-2023) GB/T 45119-2024 English versions: GB/T 45015-2024GB T 19510. 208 2023_Chinese: Controlgear for electric light sources Part 2 8: Particular requirements for ballasts for fluorescent lamps (Chinese: 2 8) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19510. 208 2023
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