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GB/T 28182-2024 Chinese PDF (GB/T28182-2024) GB/T 17727-2024 1-2025_Chinese: Semi-finished spectacle lens blanks

$69.00

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1-2025_Chinese: Semi-finished spectacle lens blanks - Part 1: Single-vision and multifocal (Chinese: 半成品镜片毛坯 第1部分：单焦和多焦)

GB/T 45025-2024_Chinese: Technical guidelines for monitoring and effectiveness evaluation of coral reef ecological restoration (Chinese: 珊瑚礁生态修复监测和效果评估技术指南)

English versions: GB/T 8897

English versions: GB/T 45272-2025

GB/T 28182-2024 Chinese PDF (GB/T28182-2024) GB/T 17727-2024 1-2025_Chinese: Semi-finished spectacle lens blanksGB T 28182 2024_Chinese: Surge arresters containing series gapped structures with rated voltage 52 kV and less (Chinese: 52 kV) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28182 2024

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