
En Iso 3386-1 Polymeric Materials, Cellular Flexible - Determination Of Stress-strain Characteristic In Compression - Part 1: Low Density Materials
出版:British Standards Institution

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En Iso 3386-1 Polymeric Materials, Cellular Flexible - Determination Of Stress-strain Characteristic In Compression - Part 1: Low Density Materials
出版:British Standards Institution
专家解读视频