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GB/T 40344.3-2024 Chinese PDF (GB/T40344.3-2024)
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GB/T 40344.3-2024 Chinese PDF (GB/T40344.3-2024)
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GB/T 40344.3-2024 Chinese PDF (GB/T40344.3-2024)GB T 40344. 3 2024_Chinese: Vacuum technology Standard methods for measuring vacuum pump performance Part 3: Specific parameters for mechanical booster vacuum pumps (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 40344. 3 2024
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GB/T 40344.3-2024 Chinese PDF (GB/T40344.3-2024)
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