上海珩渥检测：ISO 12956 characteristic opening size 特征孔径的测定
Test item 测试名称: characteristic opening size 特征孔径的测定
Lead time 测试周期: 常规 regular service 20 working days
Sample size 送样规格: each 0.5 m in machine direction and full width
ISO 12956 characteristi
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