The application of nano-zinc oxide in the tread and steel belt compounds of LT radial tire was investigated.

 
  • 研究了納米氧化鋅在輕型載重子午線(xiàn)輪胎胎面膠及鋼絲帶束層膠料中的應用效果。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan