... 7*3,08501280132,0*3,514301940142,0*4,017602350152,2*4,523953265162,5*4,027503610172,5*5,031004560183,0*5,042406240193,0*6,050807280203,3 ... as main framework material twill fabrics, which improves technology on the basis of prior impregnation process and passed provincial ... processes through continuous grope, our production equipment is improved on the prior basis, and many proprietary technologies of ...