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GB/T 45449-2025_Chinese: Revert materials for powder metallurgy superalloy (Chinese: 再生粉末高温合金原料)
English versions: GB/T 25320
GB 45671-2025_Chinese: Safety technical specifications for construction waterproof coatings (Chinese: 建筑防水涂料安全技术规范)
trimethoprim and ormetoprim in feeds (Chinese: 饲料中二甲氧苄氨嘧啶、三甲氧苄氨嘧啶和二甲氧甲基苄氨嘧啶的测定)
GB/T 33665-2023 Chinese PDF (GB/T33665-2023) GB/T 4340.2-2025 GB/T 45449-2025_Chinese: Revert materials forGB T 33665 2023_Chinese: Technical requirements and detecting method of audio and video for digital publication (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 33665 2023
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