Filament single yarn of polyethylene(the rupture strength is bigger than or equal to 22cN/dtex, and the initial modulus is bigger than or equal to 75cN/dtex, with a twist exceeding 5 turns/m, not put up for retail sale) 聚乙烯长丝纱线(单纱)(断裂强度≥22cN/dtex，且初始模量≥750cN/dtex，非供零售用，捻度每米超过50转，缝纫线除外),
