优盟炭黑N660 N332 HAF-NT 新工艺高耐磨炉黑 N339 HAF-HS-NT 新工艺高结构高耐磨炉黑 N347 HAF-HS 高结构高耐磨炉黑 N351 T-HS 新工艺高结构高耐磨炉黑 N356 HAF-VHS-NT 新工艺超高结构高耐磨炉黑 N358 HAF-VHS 超高结构高耐磨炉黑 N363 T-LS 新工艺低结构高耐磨炉黑 N375 HAF-HS-NT 新工艺...
a本文介绍了一种大量用于国内地铁的新型轨道减振器,该减振器在胶料配方上以天然胶为主体,采用炭黑与白炭黑原位接枝改性技术, This article introduced one kind uses in the domestic subway massively the new orbital shock absorber, this shock absorber in the sizing material formula take the natural gum as ...