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GB/T 45524-2025_Chinese: Public security - Flammable and explosive gas detection and alarm device (Chinese: 公共安全 易燃易爆气体探测报警装置)
GB/T 1148-2024_Chinese: Internal combustion engines - Aluminum pistons (Chinese: 内燃机 铝活塞)
GB/T 13888-2024_Chinese: Methods of measurement of the coercivity(up to 160 kA/m) of magnetic materials in an open magnetic circuit (Chinese: 在开磁路中测量磁性材料矫顽力（至160kA/m）的方法)
GB/T 11017
GB 19083-2023_Chinese: Protective face mask for medical use (Chinese: 医用防护口罩)
GB 36893-2024 Chinese PDF GB/T 45114-2024 GB/T 45524-2025_Chinese: Public security -GB 36893 2024_Chinese: Minimum allowable values of energy efficiency and energy efficiency grades for air cleaner (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 36893 2024
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