| fastness |
speed: a rate (usually rapid) at which something happens; "the project advanced with gratifying speed" the quality of being fixed in place as by some firm attachment stronghold: a strongly fortified defensive structure
출처: wordnet.princeton.edu/perl/webwn
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| fastness |
Retention of color by carpets and other materials.
출처: www.howtocleananything.com/hca_glossay.htm
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| fastness |
A carpet's ability to resist fading from exposure to light sources, atmospheric degradation, and cleaning agents.
출처: www.intertechflooring.com/glossary.html
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