ISO 1136-1976 标准详情
- 标准号:ISO 1136-1976
- 中文标题:羊毛 纤维平均直径的测定 透气性法
- 英文标题:Wool; Determination of mean diameter of fibres; Air permeability method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1976-11
The air permeability test method is based on the Kozeny equation. Weighed fibres (test specimen) are introduced in a measuring chamber with known volume. Air is passed through this test specimen. A scale indicating variations in permeability of air m
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