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4-2025_Chinese: Acoustics - Laboratory measurement of sound insulation of building elements - Part 4: Measurement procedures and requirements (Chinese: 声学 建筑构件隔声的实验室测量 第4部分：测量程序和要求)
4-2024_Chinese: General resource of military and civilian - Meta data - Part 4: Equipment - Health services equipment (Chinese: 军民通用资源 元数据 第4部分： 器材类 卫生器材)
English versions: GB/T 3045-2024
English versions: GB 20464-2024
GB/T 43298-2023 Chinese PDF (GB/T43298-2023) GB/T 10184-2025 4-2025_Chinese: Acoustics - Laboratory measurementGB T 43298 2023_Chinese: General specification for vacuum drainage integrated equipment (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43298 2023
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