The rapid speed and high rate of the treatment are mainly due to the adsorption and the corrosion cell decolorization.

 
  • 吸附作用和腐蝕電池還原脫色作用是該法處理速度快、效率高的主要原因。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan