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$CNS 3564-2-2020 硫化或热塑性橡胶－低温性质之测定－第2部：低温脆性测定法硫化或热塑性橡胶－低温性质之测定－第2部：低温脆性测定法\Rubber, vulcanized or thermoplastic - Determination of low-temperature properties - Part 2: Determination of low-temperature brittleness$ $CNS 3564-2-2020 硫化或热塑性橡胶－低温性质之测定－第2部：低温脆性测定法硫化或热塑性橡胶－低温性质之测定－第2部：低温脆性测定法\Rubber, vulcanized or thermoplastic - Determination of low-temperature properties - Part 2: Determination of low-temperature brittleness$