GB/T 6672 塑料薄膜和薄片厚度测定

GB/T 6672-2001 Determination of thickness of plastic film and sheeting by mechanical scanning

GB/T 6672-2001 塑料薄膜和薄片厚度测定 机械测量法

样品要求:A4大小, 1pcs

周期:7~9个工作日