Standard performance specification for women ' s woven coverall , dungaree , overall , and shop coat fabrics 妇女用机织工作服劳动布工装裤及车间涂层织物的标准性能规范
2.
Standard performance specification for mens and boys woven coverall , dungaree , overall , and shop - coat fabrics 男人及男孩用机织连衣裤工作服劳动布工作服工装裤及车间涂层织物的标准性能规范
3.
Eventually , he used a softer fabric called denim , which he dyed blue to give the pants a more interesting look 后来，他用一种叫做劳动布的更加柔软的布料制作成牛仔裤，并将这种布料染成蓝色，这样做出来的裤子更好看。
