一yi種zhong由you紡fang製zhi一yi種zhong由you紡fang製zhi纖xian維wei形xing成cheng的de無wu紡fang織zhi物wu，其qi中zhong在zai所suo述shu的de織zhi物wu中zhong所suo述shu紡fang製zhi纖xian維wei的de密mi度du在zai相xiang對dui較jiao高gao密mi度du的de長chang條tiao和he相xiang對dui較jiao低di密mi度du的de長chang條tiao之zhi間jian有you變bian化hua。所suo述shu長chang條tiao沿yan著zhe織zhi物wu的de長chang度du在zai機ji器qi方fang向xiang上shang以yi交jiao替ti的de圖tu案an延yan伸shen
，高gao密mi度du長chang條tiao被bei低di密mi度du長chang條tiao彼bi此ci分fen開kai。所suo述shu交jiao替ti的de高gao密mi度du和he低di密mi度du長chang條tiao使shi得de織zhi物wu在zai橫heng向xiang方fang向xiang上shang比bi在zai機ji器qi方fang向xiang具ju有you更geng高gao的de百bai分fen比bi伸shen長chang率lv。
      xingchengdewufangzhiwu
，qizhongzaisuoshudezhiwuzhongsuoshufangzhixianweidemiduzaixiangduijiaogaomidudechangtiaohexiangduijiaodimidudechangtiaozhijianyoubianhua。suoshuchangtiaoyanzhezhiwudechangduzaijiqifangxiangshangyijiaotidetuanyanshen，gaomiduchangtiaobeidimiduchangtiaobicifenkai。suoshujiaotidegaomiduhedimiduchangtiaoshidezhiwuzaihengxiangfangxiangshangbizaijiqifangxiangjuyougenggaodebaifenbishenchanglv。