国产片AV片永久免费观看,少妇荡乳情欲办公室456视频,免费看a级肉片,日本欧美大码a在线观看

業(yè)務(wù)領(lǐng)域橫幅圖

Introduction to National Textile Standards and Consumables Center

 National Textile Standards and Consumables Center (hereinafter referred to as "the Center"), attached to CTTC of Genertec CTA, has been committed to the R&D of textile reference materials for many years. Based on the rich standardization resources of CTTC, the center has undertaken several research replication projects of reference materials as national standards and group standards. It is the drafter of textile general method standards and the supplier of textile reference materials. The center is mainly responsible for research, development, management, supply and consultation of textile reference materials and test consumables; and provides authoritative, reliable, comprehensive and professional textile reference materials for a long time to ensure the correct implementation of standard test methods, and the accuracy and comparability of test data.


The products developed and supplied by the center mainly involve the color fastness tests of textiles (single fiber/multi-fiber adjacent fabrics, cotton rubbing cloth, blue wool references, grey scale, flaked soap, etc.), washing dimensional stability tests (detergent, ballasts, etc.), abrasion pilling tests (wool abradant, felt, foam, etc.), phenolic yellowing test (test paper, control fabric, film, glass plates, etc.), fabric appearance performance (various types of photographic rating standards), antibacterial test, thermal resistance and water-vapour resistance test, etc.


National Textile Standards and Consumables Center has undertaken a dozen research and reproduction work of national standard samples and group standard samples, and has obtained many certificates of national standard samples (GSB) and group standard samples  (CNTAC); the five national standard samples developed by the center, such as textile antibacterial control fabrics, won the second prize of the Science and Technology Advancement Award issued by China National Textile and Apparel Council in 2021. At present, the center provides services to more than 400 enterprises, including textile manufacturers, third-party textile testing organizations, research institutes, and supervision departments such as quality control institutes.


 Meanwhile the center also provides consumables from well-known foreign brands, such as SDC, Testfabrics, AATCC, James Heal and so on. The products sold cover many domestic and foreign standards such as ISO, GB, FZ, AATCC, EN, BS, JIS, etc., which can meet the various testing needs of laboratories.



亚洲av无码久久精品蜜桃播放| 中文字幕无码一区二区免费| 久久99热只有频精品8| 东北少妇不带套对白| 狠狠躁夜夜躁人人爽天天天天| 欧美黑人欧美精品刺激| 影音先锋女人aa鲁色资源| 性色av闺蜜一区二区三区| 欧美色欧美亚洲另类二区| 日本19禁啪啪吃奶大尺度| 人人爽人人爽人人爽| 男女边吃奶边做边爱视频| 国产女人高潮抽搐喷水免费视频| 亚洲成av人片一区二区三区| 日本午夜免费福利视频| 亚洲熟妇色xxxxx欧美老妇y| 香蕉视频官网| 日本道色综合久久影院| av无码精品一区二区三区四区| 丰满少妇a级毛片野外| 婷婷亚洲综合五月天小说| 亚洲av片不卡无码久久| 狠狠做深爱婷婷久久综合一区| 欧美日韩国产码高清综合人成| 狠狠色噜噜狠狠亚洲av| 老师黑色丝袜被躁翻了av| 天堂资源中文网| 国产精品亚洲精品日韩已满 | 日韩精品无码中文字幕一区二区| 国产亚洲精品无码不卡| 高清视频在线观看一区二区三区| 99国产精品99久久久久久| a级毛片在线观看| 中国人与黑人牲交free欧美| 国产乱子伦精品无码专区| 国产无吗一区二区三区在线欢| 男女高潮激烈免费观看| 亚洲第一av导航av尤物| 米奇7777狠狠狠狠视频影院 | 公粗挺进了我的密道在线播放| 亚洲色欲综合一区二区三区|