sty3081362 发表于 2020-4-9 10:56:01

DIN EN ISO 32100:2019 Determination of flex resistance by the flexometer method

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DIN EN ISO 32100:2019  Rubber- or plastics-coated fabrics - Physical and mechanical tests - Determination of flex resistance by the flexometer method

admin 发表于 2020-4-17 23:00:51

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