国产精品无圣光一区二区,亚洲av无码不卡在线播放,亚洲国产欧美一区二区好看电影,中国浓毛少妇毛茸茸

業(yè)務(wù)領(lǐng)域橫幅圖

Introduction to Standardization Services:

 

CTTC is responsible for the textiles standardization work, and undertakes the secretariats of SAC/TC209 (National Standardization Technical Committee on Textiles), SAC/TC209/SC1 (Subcommittee on Base and Test Methods), SAC/TC209/SC4 (Subcommittee on Bast Fiber Textiles) and SAC/TC209/SC7 (Subcommittee on Industrial Textiles). Meanwhile, CTTC also undertakes China Technical Mirror Committee to ISO/TC38 (Technical Committee on Textiles), as well as the secretariats of ISO/TC38/SC2 and ISO/TC38/SC23.

 

CTTC is in charge of developing and revising the national standards and industry standards for textiles, and the review of standards. CTTC has been carrying out research on textile standards and testing technologies, promoting textile standards in the industry, and providing customers with consulting services on various textile standards and testing technologies. At the same time, it is responsible for voting on documents at all stages of the process of developing and revising international standards for textiles, and undertaking or participating in developing and revising standards in ISO/TC38.

 

CTTC closely tracks the development of standardization, and  timely obtained the highlighted information in the international and domestic textile fields, developing cutting-edge projects and transforming into standard achievements . And over the years, CTTC has successfully accomplished several National Quality Inspection Public Welfare Projects in Textile Industry, which played a great role in actively guiding textile exports, improving textiles quality and protecting the interests of consumers.


www成人国产高清内射| 亚洲字幕成人中文在线电影网| 亚洲欧美日韩二三区在线| 日本高清在线观看WWW色| 人妻另类 专区 欧美 制服| 蜜桃臀无码内射一区二区三区| αv天堂在线观看免费| 亚洲加勒比少妇无码AV| 日韩精品久久无码人妻中文字幕| 成人午夜污污在线观看网站| 扒开双腿猛进入喷水高潮叫声| 成人亚欧欧美激情在线观看| 日韩免费无码视频一区二区三区| 把女人弄爽大黄A大片片| 国产伦久视频免费观看视频| 成人午夜做爽爽免费视频| 日韩av无码久久一区二区| 乱码一二三入区口| 激情综合婷婷色五月蜜桃| 性做无码视频在线观看| 少妇饥渴xxhd麻豆xxhd骆驼 | 免费在线播放视频| 中文人妻AV大区中文不卡| 中文字幕一区二区三区乱码| 欧美贵妇V办公室高跟鞋| 国产一区二区精品久久岳| 国产欧美综合在线观看第十页| 国产精成人品| 国产免费不卡av在线播放| 国产人妖乱国产精品人妖| 日本一卡二卡新区乱码剧情| 怡红院亚洲第一综合久久| 极品老师腿张开粉嫩小泬| 午夜精品福利一区二区三区| 国内精品综合久久久40p| XX娇小嫩XX中国XX| 国产精品熟女专区| 久久水蜜桃亚洲av无码精品 | 国产精品www夜色视频| 我把寡妇日出水好爽| 全黄h全肉边做边吃奶视频|