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English versions: GB/T 22890
1-2025_Chinese: Optics and photonics - Specifications for binoculars
English versions: GB/T 5844-2025
English versions: GB/T 42791-2024
GB/T 20790-2024_Chinese: Head-feed combine harvester - Technical requirements (Chinese: 半喂入联合收割机 技术条件)
GB/T 24578-2024 Chinese PDF (GB/T24578-2024) GB/T 44974-2024 English versions: GB/T 22890GB T 24578 2024_Chinese: Test method for measuring surface metal contamination on semiconductor wafers Total reflection X Ray fluorescence spectroscopy (Chinese: X) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24578 2024
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