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GB/T 34912-2024 Chinese PDF (GB/T34912-2024) GB/T 34747-2024 English versions: GB/T 26838-2024

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English versions: GB/T 26838-2024

GB/T 45071-2024_Chinese: Classification and gradation of protected areas (Chinese: 自然保护地分类分级)

GB/T 22069-2024_Chinese: Gas engine driven air-condition (heat pump) unit (Chinese: 燃气发动机驱动空调（热泵）机组)

GB/T 17817-2024_Chinese: Determination of vitamin A in feeds - High performance liquid chromatography (Chinese: 饲料中维生素A的测定 高效液相色谱法)

English versions: GB/T 22459

GB/T 34912-2024 Chinese PDF (GB/T34912-2024) GB/T 34747-2024 English versions: GB/T 26838-2024GB T 34912 2024_Chinese: Guide for energy saving design of industrial boiler systems (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 34912 2024

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