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PVC胶料软硬度对照表胶料软硬度对照表硬度标准邵氏硬度实测值90P65±1SA80P69±1SA75P71±1SA70P74±1SA65P77±1SA60P80±1SA58P81±1SA56P(55P)83±1SA54P84±1SA52P85±1SA50P86±1SA48P88±1SA46P89±1SA44P90±1SA43P91±...