GB/T 30130-2023 Chinese PDF (GB/T30130-2023) GB/T 14285-2023 GB/T 44914-2024_Chinese: Hetianyu grading (Chinese:
$39.00
Description
GB/T 44914-2024_Chinese: Hetianyu grading (Chinese: 和田玉分级)
English versions: GB/T 45548-2025
GB/T 19688-2022_Chinese: Information and documentation - Bibliographic data element directory for use in data exchange and enquiry (Chinese: 信息与文献 数据交换和查询书目数据元目录)
GB/T 44931-2024_Chinese: Nanotechnologies - Generation of metal nanoparticles for inhalation toxicity testing - Evaporation-condensation method (Chinese: 纳米技术 吸入毒性研究中金属纳米颗粒制备 蒸发-冷凝法)
English versions: GB/T 2900
GB/T 30130-2023 Chinese PDF (GB/T30130-2023) GB/T 14285-2023 GB/T 44914-2024_Chinese: Hetianyu grading (Chinese:GB T 30130 2023_Chinese: Offset paper (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30130 2023
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