?NORM ISO 7139: 2019现行
Cross-country skis - Determination of elastic properties (ISO 7139:2017)
出版：Osterreichisches Normungsinstitut/Austrian Standards
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基本信息
标准编号： ?NORM ISO 7139: 2019
标准类别：Standard
出版单位：Osterreichisches Normungsinstitut/Austrian Standards
标准页数：0
标准简介
This document specifies laboratory measurement methods to determine the elastic properties of cross-country skis. Its purpose is to calculate the resistance of defined parts of the ski to bending.
本标准替代的旧标准
