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English versions: GB/T 45674-2025
4-2025_Chinese: Assembled spectacles - Part 4: Multifocal and power-variation near-vision spectacles (Chinese: 配装眼镜 第4部分：多焦和渐变焦老视成镜)
GB/T 45648
GB/T 8292-2025_Chinese: Natural rubber latex concentrate - Determination of volatile fatty acid number (Chinese: 浓缩天然胶乳 挥发脂肪酸值的测定)
English versions: GB/T 31402-2023
GB/T 30760-2024 Chinese PDF (GB/T30760-2024) GB/T 26871-2024 English versions: GB/T 45674-2025GB T 30760 2024_Chinese: Technical specification for co processing of solid waste in cement kiln (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30760 2024
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US$ 42.69
US$ 24.50
US$ 42.69
