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- 탄소 섬유와 CNT 기술을 결합한 고강도 내 충격성 하이브리드 프리프 레그 출시 [Toho Tenax] high-tensile, highly shock-resistant prepreg that incorporates carbon fiber developed by Toho Tenax and specialized A prepreg is a carbon fiber sheet pre-impregnated with matrix resin and used as an intermediate material
- 귀머거리의 deaf의 어원과 dumb 벙어리의 어원 귀머거리a Old English deaf "deaf, " also "empty, barren, " specialized from ?? was used to form words meaning "confusion, stupefaction, ??