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GB/T 20317-2023_Chinese: Fused extrusion and deposition modeling machines - Testing of the accuracy (Chinese: 熔融挤出沉积成形机床 精度检验)
GB/T 42093
GB/T 30237-2025_Chinese: Deteriorations and legends of ancient wall paintings (Chinese: 古代壁画病害与图示)
English versions: GB/T 45511-2025
GB 20052-2024_Chinese: Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers (Chinese: 电力变压器能效限定值及能效等级)
GB/T 7000.221-2023 Chinese PDF (GB/T7000.221-2023) GB/T 4706.27-2024 GB/T 20317-2023_Chinese: Fused extrusion andGB T 7000. 221 2023_Chinese: Luminaires Part 2 21: Particular requirements Rope lights (Chinese: 2 21 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7000. 221 2023
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