词汇表 · Cloth
Micron
A thousandth of a millimetre, and the unit in which fibre diameter is measured. Merino suiting wool runs about 17–21 µm, cashmere 14–19 and vicuña about 12–13. Finer means softer and, in every animal fibre, weaker.
词汇表 · Cloth
A thousandth of a millimetre, and the unit in which fibre diameter is measured. Merino suiting wool runs about 17–21 µm, cashmere 14–19 and vicuña about 12–13. Finer means softer and, in every animal fibre, weaker.