GB/T 39694-2020氢化丙烯腈-丁二烯橡胶(HNBR)通用规范和评价方法标准
英文:Hydrogenated acrylonitrile-butadiene rubber(HNBR)—General specification and evaluation procedure GB/T 39694-2020介绍: 国...
英文:Hydrogenated acrylonitrile-butadiene rubber(HNBR)—General specification and evaluation procedure GB/T 39694-2020介绍: 国...