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GB/T 45650-2025 Chinese PDF (GB /T45650-2025) GB/T 21499-2024 GB/T 45134-2025_Chinese: Petroleum drilling and

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GB/T 45134-2025_Chinese: Petroleum drilling and production equipment - Near-bit geosteering drilling systems (Chinese: 石油天然气钻采设备 近钻头地质导向钻井系统)

GB/T 45101-2024_Chinese: Diagnostic techniques for animal anthrax (Chinese: 动物炭疽诊断技术)

English versions: GB/T 3260

1-2025_Chinese: Quality requirements for organic acids - Part 1: Citric acid (Chinese: 有机酸质量要求 第1部分：柠檬酸)

GB/T 1346-2024_Chinese: Test methods for water requirement of standard consistency

GB/T 45650-2025 Chinese PDF (GB /T45650-2025) GB/T 21499-2024 GB/T 45134-2025_Chinese: Petroleum drilling andGB T 45650 2025_Chinese: Air source heat pump packages with carbon dioxide as refrigerants (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45650 2025

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