Tsis ntev los no, Hebi City Zhongwei Chemical Fibre Co., Ltd. qhia tias cov nylon 66 tshwj xeeb fiber tsim los ntawm lub tuam txhab rau kev tsim tsheb ntawm cov tshuab cua tshuab pa hlau thiab cov ntaub ntawv phom tub rog yog nrov nyob rau hauv lub thoob ntiaj teb kev lag luam. Nylon 66 tshwj xeeb fiber ntau zoo heev, tiam sis muaj peev xwm tiv thaiv 20 kilocalories rau 20 xyoo yam tsis muaj kev tawg. Tam sim no, Zhongwei Chemical Fibre Co., Ltd., Lub koom haum ntawm Chemistry, Suav Academy ntawm Sciences, Lub koom haum cov Metals thiab Science Chemistry, Tuam Tshoj Academy ntawm Railway Sciences, tau ntse dhau lub tshuab kev tsim tawm ntawm high-speed high-speed rail tshwj xeeb hloov cov khoom thiab lwm yam khoom. Nyob rau yav tom ntej, cov nylon 66 hloov tshiab engineering plastics yuav raug siv rau kev tsim kho tsheb khiav ceev hauv Moscow-Kazan sab, daws cov teeb meem yooj yim corrosion thiab yooj yim tawg ntawm cov ntaub ntawv hlau nyob hauv kev tsheb ciav hlau, subway thiab lub tsheb ciav hlau kev tsim kho.
